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Level 3 Parent, LLC – ‘10-K’ for 12/31/16 – ‘EX-101.LAB’

On:  Friday, 2/24/17, at 4:32pm ET   ·   For:  12/31/16   ·   Accession #:  794323-17-2   ·   File #:  1-35134

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  As Of               Filer                 Filing    For·On·As Docs:Size

 2/24/17  Level 3 Parent, LLC               10-K       12/31/16   97:18M

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.57M 
 3: EX-21       Subsidiaries List                                   HTML     66K 
 4: EX-23       Consent of Experts or Counsel                       HTML     28K 
 2: EX-12       Statement re: Computation of Ratios                 HTML     44K 
 5: EX-31.1     Certification -- §302 - SOA'02                      HTML     34K 
 6: EX-31.2     Certification -- §302 - SOA'02                      HTML     33K 
 7: EX-32.1     Certification -- §906 - SOA'02                      HTML     28K 
 8: EX-32.2     Certification -- §906 - SOA'02                      HTML     28K 
15: R1          Document and Entity Information Document            HTML     54K 
16: R2          Consolidated Statements of Operations               HTML     82K 
17: R3          Consolidated Statements of Comprehensive Income     HTML     42K 
                (Loss)                                                           
18: R4          Comprehensive Income (Loss) Parenthetical           HTML     32K 
                (Parentheticals)                                                 
19: R5          Consolidated Balance Sheets                         HTML    119K 
20: R6          Consolidated Balance Sheets Parentheticals          HTML     48K 
                (Parentheticals)                                                 
21: R7          Consolidated Statements of Cash Flows               HTML    132K 
22: R8          Consolidated Statements of Changes In               HTML     76K 
                Stockholders' Equity                                             
23: R9          Summary of Significant Accounting Policies          HTML     95K 
24: R10         CenturyLink Merger                                  HTML     32K 
25: R11         Events Associated with the Acquisition of tw        HTML     60K 
                telecom inc.                                                     
26: R12         Earnings Per Share                                  HTML     33K 
27: R13         Property, Plant and Equipment                       HTML     78K 
28: R14         Asset Retirement Obligations                        HTML     42K 
29: R15         Other Intangible Assets                             HTML     76K 
30: R16         Restructuring Charges                               HTML     35K 
31: R17         Fair Value of Financial Instruments                 HTML     73K 
32: R18         Long-Term Debt                                      HTML    115K 
33: R19         Accumulated Other Comprehensive Loss (Notes)        HTML     58K 
34: R20         Employee Benefits and Stock-Based Compensation      HTML    209K 
35: R21         Income Taxes                                        HTML    176K 
36: R22         Segment Information                                 HTML    151K 
37: R23         Commitments, Contingencies and Other Items          HTML    101K 
38: R24         Condensed Consolidating Financial Information       HTML    730K 
39: R25         Unaudited Quarterly Financial Data                  HTML    156K 
40: R26         Subsequent Event                                    HTML     29K 
41: R27         Summary of Significant Accounting Policies          HTML    127K 
                (Policies)                                                       
42: R28         Summary of Significant Accounting Policies          HTML     82K 
                (Tables)                                                         
43: R29         Events Associated with the Acquisition of tw        HTML     47K 
                telecom inc. (Tables)                                            
44: R30         Property, Plant and Equipment (Tables)              HTML     82K 
45: R31         Asset Retirement Obligations (Tables)               HTML     40K 
46: R32         Other Intangible Assets (Tables)                    HTML     74K 
47: R33         Fair Value of Financial Instruments (Tables)        HTML     63K 
48: R34         Long-Term Debt (Tables)                             HTML     91K 
49: R35         Accumulated Other Comprehensive Loss (Tables)       HTML     55K 
50: R36         Employee Benefits and Stock-Based Compensation      HTML    189K 
                (Tables)                                                         
51: R37         Income Taxes (Tables)                               HTML    167K 
52: R38         Segment Information (Tables)                        HTML    150K 
53: R39         Commitments, Contingencies and Other Items          HTML     72K 
                (Tables)                                                         
54: R40         Condensed Consolidating Financial Information       HTML    731K 
                (Tables)                                                         
55: R41         Unaudited Quarterly Financial Data (Tables)         HTML    149K 
56: R42         Summary of Significant Accounting Policies          HTML    122K 
                (Details)                                                        
57: R43         CenturyLink Merger (Details)                        HTML     38K 
58: R44         Events Associated with the Acquisition of tw        HTML    127K 
                telecom inc. (Details)                                           
59: R45         Earnings Per Share (Details)                        HTML     35K 
60: R46         Property, Plant and Equipment (Details)             HTML     63K 
61: R47         Asset Retirement Obligations (Details)              HTML     39K 
62: R48         Other Intangible Assets (Details)                   HTML     88K 
63: R49         Restructuring Charges (Details)                     HTML     44K 
64: R50         Fair Value of Financial Instruments - Liabilities,  HTML     60K 
                Recurring (Details)                                              
65: R51         Long-Term Debt - Schedule of Long Term Debt         HTML    124K 
                (Details)                                                        
66: R52         Long-Term Debt - Textuals (Details)                 HTML    345K 
67: R53         Accumulated Other Comprehensive Loss (Details)      HTML     41K 
68: R54         Employee Benefits and Stock-Based Compensation -    HTML     48K 
                Non-cash compensation expensed and capitalized                   
                (Details)                                                        
69: R55         Employee Benefits and Stock-Based Compensation -    HTML    113K 
                Outperform Stock Options (Details)                               
70: R56         Employee Benefits and Stock-Based Compensation -    HTML     95K 
                Restricted Stock and Units (Details)                             
71: R57         Employee Benefits and Stock-Based Compensation -    HTML     52K 
                Defined Contribution (Details)                                   
72: R58         Employee Benefits and Stock-Based Compensation -    HTML     35K 
                Defined Benefits (Details)                                       
73: R59         Employee Benefits and Stock-Based Compensation -    HTML     30K 
                Annual Discretionary Bonus Grant (Details)                       
74: R60         Income Taxes - Income Tax Expense (Benefit) by      HTML     62K 
                Current and Deferred (Details)                                   
75: R61         Income Taxes - Income (Loss) by Geographic Region   HTML     36K 
                (Details)                                                        
76: R62         Income Taxes - Reconciliation of Income Tax         HTML     75K 
                Expense (Benefit) (Details)                                      
77: R63         Income Taxes - Deferred Tax Assets (Liabilities)    HTML     76K 
                (Details)                                                        
78: R64         Income Taxes - Operating Loss Carryforward          HTML     85K 
                (Details)                                                        
79: R65         Income Taxes - Unrecognized Tax Benefits (Details)  HTML     56K 
80: R66         Segment Information Summarized Segment Information  HTML     72K 
                (Details)                                                        
81: R67         Segment Information Revenue From External           HTML     52K 
                Customers (Details)                                              
82: R68         Segment Information Adjusted EBITDA by Segment      HTML     58K 
                (Details)                                                        
83: R69         Segment Information Capital Expenditures by         HTML     38K 
                Segment (Details)                                                
84: R70         Segment Information Assets by Segment (Details)     HTML     37K 
85: R71         Segment Information Goodwill (Details)              HTML     45K 
86: R72         Commitments, Contingencies and Other Items -        HTML     60K 
                Lawsuits (Details)                                               
87: R73         Commitments, Contingencies and Other Items - Other  HTML    112K 
                Commitments (Details)                                            
88: R74         Commitments, Contingencies and Other Items -        HTML     42K 
                Purchase Commitments (Details)                                   
89: R75         Condensed Consolidating Financial Information -     HTML     31K 
                Narrative (Details)                                              
90: R76         Condensed Consolidating Financial Information -     HTML    167K 
                Statements of Operations (Details)                               
91: R77         Condensed Consolidating Financial Information -     HTML    174K 
                Balance Sheets (Details)                                         
92: R78         Condensed Consolidating Financial Information -     HTML    117K 
                Statements of Cash Flows (Details)                               
93: R79         Unaudited Quarterly Financial Data (Details)        HTML    111K 
94: R80         Subsequent Event (Details)                          HTML     40K 
96: XML         IDEA XML File -- Filing Summary                      XML    172K 
95: EXCEL       IDEA Workbook of Financial Reports                  XLSX    145K 
 9: EX-101.INS  XBRL Instance -- lvlt-20161231                       XML   6.02M 
11: EX-101.CAL  XBRL Calculations -- lvlt-20161231_cal               XML    306K 
12: EX-101.DEF  XBRL Definitions -- lvlt-20161231_def                XML   1.29M 
13: EX-101.LAB  XBRL Labels -- lvlt-20161231_lab                     XML   2.49M 
14: EX-101.PRE  XBRL Presentations -- lvlt-20161231_pre              XML   1.55M 
10: EX-101.SCH  XBRL Schema -- lvlt-20161231                         XSD    273K 
97: ZIP         XBRL Zipped Folder -- 0000794323-17-000002-xbrl      Zip    433K

‘EX-101.LAB’   —   XBRL Labels — lvlt-20161231_lab

This Exhibit is an XBRL XML File.

                                                                                                                                                                                
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<link:label id="lab_us-gaap_NorthAmericaMember_5221FBABA02DE5BA61C9632507980A47_terseLabel_en-US" xlink:label="lab_us-gaap_NorthAmericaMember_5221FBABA02DE5BA61C9632507980A47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> North America </link:label>
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<link:label id="lab_us-gaap_EMEAMember_E83F3E8FECF1D6832F016325079792A5_label_en-US" xlink:label="lab_us-gaap_EMEAMember_E83F3E8FECF1D6832F016325079792A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> EMEA [Member] </link:label>
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<link:label id="lab_us-gaap_LatinAmericaMember_CC0277ED64EEE28D7CC963259D436CFB_terseLabel_en-US" xlink:label="lab_us-gaap_LatinAmericaMember_CC0277ED64EEE28D7CC963259D436CFB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Latin America </link:label>
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<link:label id="lab_us-gaap_Goodwill_3645DD4658E2725E35CB6325079843E0_label_en-US" xlink:label="lab_us-gaap_Goodwill_3645DD4658E2725E35CB6325079843E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
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<link:label id="lab_us-gaap_PaymentsToAcquireProductiveAssets_89442E3ABC6806B708F463282496DF91_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireProductiveAssets_89442E3ABC6806B708F463282496DF91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Productive Assets </link:label>
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<link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_3DA87FCAAF89CB18B99E6328249651AC_label_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_3DA87FCAAF89CB18B99E6328249651AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation, Depletion and Amortization </link:label>
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<link:label id="lab_us-gaap_Assets_A3E26A8135A1841A0E5F632824965220_terseLabel_en-US" xlink:label="lab_us-gaap_Assets_A3E26A8135A1841A0E5F632824965220" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Assets </link:label>
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<link:label id="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_704C6E08419AF9E7EAB53845C80E8B2F_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_704C6E08419AF9E7EAB53845C80E8B2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unaudited Quarterly Financial Data </link:label>
<link:label id="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_704C6E08419AF9E7EAB53845C80E8B2F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_704C6E08419AF9E7EAB53845C80E8B2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Quarterly Financial Information [Table Text Block] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesAbstract" xlink:label="loc_us-gaap_RestructuringAndRelatedActivitiesAbstract_03D97C5E31E481A45EF45DC3361137CB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_DB9DE2E7E0D9A04D9C815DC33612FFDC_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_DB9DE2E7E0D9A04D9C815DC33612FFDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Restructuring and Related Costs [Table] </link:label>
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<link:label id="lab_us-gaap_IncomeStatementLocationAxis_D3FAD11ADC5A8B5B26565DC33612C0A2_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_D3FAD11ADC5A8B5B26565DC33612C0A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationAxis_D3FAD11ADC5A8B5B26565DC33612C0A2_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_D3FAD11ADC5A8B5B26565DC33612C0A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
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<link:label id="lab_us-gaap_IncomeStatementLocationDomain_C6A64DBAD9FF0F33F76A5DC33612FFB3_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_C6A64DBAD9FF0F33F76A5DC33612FFB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationDomain_C6A64DBAD9FF0F33F76A5DC33612FFB3_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_C6A64DBAD9FF0F33F76A5DC33612FFB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Domain] </link:label>
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<link:label id="lab_lvlt_NetworkRelatedExpensesMember_905511EB023562771A035DC336125194_terseLabel_en-US" xlink:label="lab_lvlt_NetworkRelatedExpensesMember_905511EB023562771A035DC336125194" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Network Related Expenses [Member] </link:label>
<link:label id="lab_lvlt_NetworkRelatedExpensesMember_905511EB023562771A035DC336125194_label_en-US" xlink:label="lab_lvlt_NetworkRelatedExpensesMember_905511EB023562771A035DC336125194" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Network Related Expenses [Member] </link:label>
<link:label id="lab_lvlt_NetworkRelatedExpensesMember_905511EB023562771A035DC336125194_documentation_en-US" xlink:label="lab_lvlt_NetworkRelatedExpensesMember_905511EB023562771A035DC336125194" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Network Related Expenses [Member] </link:label>
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<link:label id="lab_us-gaap_GeneralAndAdministrativeExpenseMember_4677A46040BF12DB333F5DC336131ED3_terseLabel_en-US" xlink:label="lab_us-gaap_GeneralAndAdministrativeExpenseMember_4677A46040BF12DB333F5DC336131ED3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> General and Administrative Expense [Member] </link:label>
<link:label id="lab_us-gaap_GeneralAndAdministrativeExpenseMember_4677A46040BF12DB333F5DC336131ED3_label_en-US" xlink:label="lab_us-gaap_GeneralAndAdministrativeExpenseMember_4677A46040BF12DB333F5DC336131ED3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> General and Administrative Expense [Member] </link:label>
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<link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_4346EF0E6340FE61583B5DC33613BAD0_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_4346EF0E6340FE61583B5DC33613BAD0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Type [Axis] </link:label>
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<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_03A173982C56BD472B773845C8E9A27E_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_03A173982C56BD472B773845C8E9A27E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_03A173982C56BD472B773845C8E9A27E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_A963D5C53FC27F68B7863845C8E93662_negatedTotalLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_A963D5C53FC27F68B7863845C8E93662" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Benefit (Expense) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_A963D5C53FC27F68B7863845C8E93662" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_6CA233EB2A195C279AFF5D33672E5C1E_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_6CA233EB2A195C279AFF5D33672E5C1E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Financial Position [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_6CA233EB2A195C279AFF5D33672E5C1E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_6CA233EB2A195C279AFF5D33672E5C1E" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_6CA233EB2A195C279AFF5D33672E5C1E" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementTable_A6BAC1C99EBC89292E8D5D33672EDD00_terseLabel_en-US" xlink:label="lab_us-gaap_StatementTable_A6BAC1C99EBC89292E8D5D33672EDD00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement [Table] </link:label>
<link:label id="lab_us-gaap_StatementTable_A6BAC1C99EBC89292E8D5D33672EDD00_label_en-US" xlink:label="lab_us-gaap_StatementTable_A6BAC1C99EBC89292E8D5D33672EDD00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_A6BAC1C99EBC89292E8D5D33672EDD00" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementTable_A6BAC1C99EBC89292E8D5D33672EDD00" xlink:to="lab_us-gaap_StatementTable_A6BAC1C99EBC89292E8D5D33672EDD00" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementScenarioAxis_C1FBE4D13A716F9B76315D33672FD394_terseLabel_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_C1FBE4D13A716F9B76315D33672FD394" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement, Scenario [Axis] </link:label>
<link:label id="lab_us-gaap_StatementScenarioAxis_C1FBE4D13A716F9B76315D33672FD394_label_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_C1FBE4D13A716F9B76315D33672FD394" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Scenario [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_C1FBE4D13A716F9B76315D33672FD394" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementScenarioAxis_C1FBE4D13A716F9B76315D33672FD394" xlink:to="lab_us-gaap_StatementScenarioAxis_C1FBE4D13A716F9B76315D33672FD394" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_ABDBC932AE30896382F45D33672F349A_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_ABDBC932AE30896382F45D33672F349A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Scenario, Unspecified [Domain] </link:label>
<link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_ABDBC932AE30896382F45D33672F349A_label_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_ABDBC932AE30896382F45D33672F349A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Scenario, Unspecified [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_ABDBC932AE30896382F45D33672F349A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_ABDBC932AE30896382F45D33672F349A" xlink:to="lab_us-gaap_ScenarioUnspecifiedDomain_ABDBC932AE30896382F45D33672F349A" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementLineItems_855B06F55DE26518E93C5D33672F79DD_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems_855B06F55DE26518E93C5D33672F79DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Statement [Line Items] </link:label>
<link:label id="lab_us-gaap_StatementLineItems_855B06F55DE26518E93C5D33672F79DD_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_855B06F55DE26518E93C5D33672F79DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_855B06F55DE26518E93C5D33672F79DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementLineItems_855B06F55DE26518E93C5D33672F79DD" xlink:to="lab_us-gaap_StatementLineItems_855B06F55DE26518E93C5D33672F79DD" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsAbstract_60620170569EA7D3BA435D33672F790D_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_60620170569EA7D3BA435D33672F790D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
<link:label id="lab_us-gaap_AssetsAbstract_60620170569EA7D3BA435D33672F790D_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_60620170569EA7D3BA435D33672F790D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_60620170569EA7D3BA435D33672F790D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_60620170569EA7D3BA435D33672F790D" xlink:to="lab_us-gaap_AssetsAbstract_60620170569EA7D3BA435D33672F790D" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_A0C1A3C8466257AA258B5D33672F242B_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_A0C1A3C8466257AA258B5D33672F242B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_A0C1A3C8466257AA258B5D33672F242B_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_A0C1A3C8466257AA258B5D33672F242B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, at Carrying Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_A0C1A3C8466257AA258B5D33672F242B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestrictedCashAndInvestmentsCurrent_D68B5214F41437879B4D5D33672F4FC7_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndInvestmentsCurrent_D68B5214F41437879B4D5D33672F4FC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted cash and securities </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndInvestmentsCurrent_D68B5214F41437879B4D5D33672F4FC7_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndInvestmentsCurrent_D68B5214F41437879B4D5D33672F4FC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Investments, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestrictedCashAndInvestmentsCurrent" xlink:label="loc_us-gaap_RestrictedCashAndInvestmentsCurrent_D68B5214F41437879B4D5D33672F4FC7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedCashAndInvestmentsCurrent_D68B5214F41437879B4D5D33672F4FC7" xlink:to="lab_us-gaap_RestrictedCashAndInvestmentsCurrent_D68B5214F41437879B4D5D33672F4FC7" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_FE604440C09C0475EB805D3367301A58_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_FE604440C09C0475EB805D3367301A58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Receivables, less allowances for doubtful accounts of $29 and $32, respectively </link:label>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_FE604440C09C0475EB805D3367301A58_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_FE604440C09C0475EB805D3367301A58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_FE604440C09C0475EB805D3367301A58" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherAssetsCurrent_45993CA4B419EF6A2FC85D3367306AC2_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_45993CA4B419EF6A2FC85D3367306AC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherAssetsCurrent_45993CA4B419EF6A2FC85D3367306AC2_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_45993CA4B419EF6A2FC85D3367306AC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_45993CA4B419EF6A2FC85D3367306AC2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetsCurrent_5E080FE9453D2D30467E5D33673043FF_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_5E080FE9453D2D30467E5D33673043FF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Current Assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrent_5E080FE9453D2D30467E5D33673043FF_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_5E080FE9453D2D30467E5D33673043FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_5E080FE9453D2D30467E5D33673043FF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_44485902EF78665934C85D336730879C_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_44485902EF78665934C85D336730879C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, net of accumulated depreciation of $11,249 and $10,365, respectively </link:label>
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<link:label id="lab_us-gaap_RestrictedCashAndInvestmentsNoncurrent_B8B4205C1E45763AEE785D336730433C_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedCashAndInvestmentsNoncurrent_B8B4205C1E45763AEE785D336730433C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Securities </link:label>
<link:label id="lab_us-gaap_RestrictedCashAndInvestmentsNoncurrent_B8B4205C1E45763AEE785D336730433C_label_en-US" xlink:label="lab_us-gaap_RestrictedCashAndInvestmentsNoncurrent_B8B4205C1E45763AEE785D336730433C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Investments, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestrictedCashAndInvestmentsNoncurrent" xlink:label="loc_us-gaap_RestrictedCashAndInvestmentsNoncurrent_B8B4205C1E45763AEE785D336730433C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_E983C9FDE6F99A8B4B075D33673082A4_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_E983C9FDE6F99A8B4B075D33673082A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Intangibles, net </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_E983C9FDE6F99A8B4B075D33673082A4_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_E983C9FDE6F99A8B4B075D33673082A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Net (Excluding Goodwill) </link:label>
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<link:label id="lab_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_4BADEFBB26E320B7B4B05D3367300744_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_4BADEFBB26E320B7B4B05D3367300744" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_4BADEFBB26E320B7B4B05D3367300744_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_4BADEFBB26E320B7B4B05D3367300744" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Net, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_4BADEFBB26E320B7B4B05D3367300744" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_4BADEFBB26E320B7B4B05D3367300744" xlink:to="lab_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent_4BADEFBB26E320B7B4B05D3367300744" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_98DDA0E2B177239C81AE5D3367308C41_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_98DDA0E2B177239C81AE5D3367308C41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Assets, net </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_98DDA0E2B177239C81AE5D3367308C41_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_98DDA0E2B177239C81AE5D3367308C41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_98DDA0E2B177239C81AE5D3367308C41" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_98DDA0E2B177239C81AE5D3367308C41" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_98DDA0E2B177239C81AE5D3367308C41" xlink:type="arc"/>
<link:label id="lab_us-gaap_Assets_8F9AAE40705EF33A1B3B5D336730D574_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_8F9AAE40705EF33A1B3B5D336730D574" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_8F9AAE40705EF33A1B3B5D336730D574" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_8F9AAE40705EF33A1B3B5D336730D574" xlink:to="lab_us-gaap_Assets_8F9AAE40705EF33A1B3B5D336730D574" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_FEBA47F7201961F7CA635D336731E9F3_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_FEBA47F7201961F7CA635D336731E9F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities: </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_FEBA47F7201961F7CA635D336731E9F3_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_FEBA47F7201961F7CA635D336731E9F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_FEBA47F7201961F7CA635D336731E9F3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_FEBA47F7201961F7CA635D336731E9F3" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract_FEBA47F7201961F7CA635D336731E9F3" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsPayableCurrent_215E21A8F1D76CB51CE65D3367317BAB_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_215E21A8F1D76CB51CE65D3367317BAB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable </link:label>
<link:label id="lab_us-gaap_AccountsPayableCurrent_215E21A8F1D76CB51CE65D3367317BAB_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_215E21A8F1D76CB51CE65D3367317BAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_215E21A8F1D76CB51CE65D3367317BAB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent_215E21A8F1D76CB51CE65D3367317BAB" xlink:to="lab_us-gaap_AccountsPayableCurrent_215E21A8F1D76CB51CE65D3367317BAB" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B72CA32FF54B65697D985D3367310B06_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B72CA32FF54B65697D985D3367310B06" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of long-term debt </link:label>
<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B72CA32FF54B65697D985D3367310B06_label_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B72CA32FF54B65697D985D3367310B06" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt and Capital Lease Obligations, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B72CA32FF54B65697D985D3367310B06" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B72CA32FF54B65697D985D3367310B06" xlink:to="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_B72CA32FF54B65697D985D3367310B06" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_1700009670EA5AFC6C0D5D336731524A_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_1700009670EA5AFC6C0D5D336731524A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued payroll and employee benefits </link:label>
<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_1700009670EA5AFC6C0D5D336731524A_label_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_1700009670EA5AFC6C0D5D336731524A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee-related Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_1700009670EA5AFC6C0D5D336731524A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_1700009670EA5AFC6C0D5D336731524A" xlink:to="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_1700009670EA5AFC6C0D5D336731524A" xlink:type="arc"/>
<link:label id="lab_us-gaap_InterestPayableCurrent_35C40A86A8581A4772CB5D336731FB6E_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_35C40A86A8581A4772CB5D336731FB6E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest </link:label>
<link:label id="lab_us-gaap_InterestPayableCurrent_35C40A86A8581A4772CB5D336731FB6E_label_en-US" xlink:label="lab_us-gaap_InterestPayableCurrent_35C40A86A8581A4772CB5D336731FB6E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Payable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_us-gaap_InterestPayableCurrent_35C40A86A8581A4772CB5D336731FB6E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPayableCurrent_35C40A86A8581A4772CB5D336731FB6E" xlink:to="lab_us-gaap_InterestPayableCurrent_35C40A86A8581A4772CB5D336731FB6E" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredRevenueCurrent_40A294E431EA3132ED905D33673168BC_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueCurrent_40A294E431EA3132ED905D33673168BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of deferred revenue </link:label>
<link:label id="lab_us-gaap_DeferredRevenueCurrent_40A294E431EA3132ED905D33673168BC_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueCurrent_40A294E431EA3132ED905D33673168BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_40A294E431EA3132ED905D33673168BC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRevenueCurrent_40A294E431EA3132ED905D33673168BC" xlink:to="lab_us-gaap_DeferredRevenueCurrent_40A294E431EA3132ED905D33673168BC" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_2CC553B6D8FB8C3B6D685D336736849C_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_2CC553B6D8FB8C3B6D685D336736849C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_2CC553B6D8FB8C3B6D685D336736849C_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_2CC553B6D8FB8C3B6D685D336736849C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_2CC553B6D8FB8C3B6D685D336736849C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_2CC553B6D8FB8C3B6D685D336736849C" xlink:to="lab_us-gaap_OtherLiabilitiesCurrent_2CC553B6D8FB8C3B6D685D336736849C" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesCurrent_A42793F3B5E3128214285D336736FCBE_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_A42793F3B5E3128214285D336736FCBE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Current Liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrent_A42793F3B5E3128214285D336736FCBE_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_A42793F3B5E3128214285D336736FCBE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_A42793F3B5E3128214285D336736FCBE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_A42793F3B5E3128214285D336736FCBE" xlink:to="lab_us-gaap_LiabilitiesCurrent_A42793F3B5E3128214285D336736FCBE" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_F6C07AF1B9BDFE2917F15D3367360C52_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_F6C07AF1B9BDFE2917F15D3367360C52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Debt, less current portion </link:label>
<link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_F6C07AF1B9BDFE2917F15D3367360C52_label_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_F6C07AF1B9BDFE2917F15D3367360C52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt and Capital Lease Obligations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_F6C07AF1B9BDFE2917F15D3367360C52" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredRevenueNoncurrent_0E4F5A4BC5C7920A3AB65D3367373DD4_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueNoncurrent_0E4F5A4BC5C7920A3AB65D3367373DD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Revenue, less current portion </link:label>
<link:label id="lab_us-gaap_DeferredRevenueNoncurrent_0E4F5A4BC5C7920A3AB65D3367373DD4_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueNoncurrent_0E4F5A4BC5C7920A3AB65D3367373DD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueNoncurrent" xlink:label="loc_us-gaap_DeferredRevenueNoncurrent_0E4F5A4BC5C7920A3AB65D3367373DD4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_D3EBABFDA45A482980955D3367370FFC_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_D3EBABFDA45A482980955D3367370FFC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_D3EBABFDA45A482980955D3367370FFC_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_D3EBABFDA45A482980955D3367370FFC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_D3EBABFDA45A482980955D3367370FFC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_D3EBABFDA45A482980955D3367370FFC" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent_D3EBABFDA45A482980955D3367370FFC" xlink:type="arc"/>
<link:label id="lab_us-gaap_Liabilities_508E93DFFF51A3CEA67D5D336737E32A_totalLabel_en-US" xlink:label="lab_us-gaap_Liabilities_508E93DFFF51A3CEA67D5D336737E32A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Liabilities </link:label>
<link:label id="lab_us-gaap_Liabilities_508E93DFFF51A3CEA67D5D336737E32A_label_en-US" xlink:label="lab_us-gaap_Liabilities_508E93DFFF51A3CEA67D5D336737E32A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_508E93DFFF51A3CEA67D5D336737E32A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Liabilities_508E93DFFF51A3CEA67D5D336737E32A" xlink:to="lab_us-gaap_Liabilities_508E93DFFF51A3CEA67D5D336737E32A" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommitmentsAndContingencies_E19AE37FB36008B610635D3367378C95_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_E19AE37FB36008B610635D3367378C95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies </link:label>
<link:label id="lab_us-gaap_CommitmentsAndContingencies_E19AE37FB36008B610635D3367378C95_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_E19AE37FB36008B610635D3367378C95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_E19AE37FB36008B610635D3367378C95" xlink:type="locator"/>
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<link:label id="lab_lvlt_Level3FinancingMember_7FD1D93A97C95B7D931B663FF99F8508_terseLabel_en-US" xlink:label="lab_lvlt_Level3FinancingMember_7FD1D93A97C95B7D931B663FF99F8508" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 3 Financing [Member] </link:label>
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<link:label id="lab_lvlt_SeniorNotes7PercentDue2020Member_DD201D9FD55E2663361D663FF9A05C85_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes7PercentDue2020Member_DD201D9FD55E2663361D663FF9A05C85" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents senior notes bearing interest at 7% which mature 2020. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes7PercentDue2020Member" xlink:label="loc_lvlt_SeniorNotes7PercentDue2020Member_DD201D9FD55E2663361D663FF9A05C85" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes7PercentDue2020Member_DD201D9FD55E2663361D663FF9A05C85" xlink:to="lab_lvlt_SeniorNotes7PercentDue2020Member_DD201D9FD55E2663361D663FF9A05C85" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF_verboseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes due 2021 (6.125%) </link:label>
<link:label id="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF_label_en-US" xlink:label="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> SeniorNotes6Point125PercentDue2021 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents senior notes bearing interest at 6.125 percent which mature in 2021. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes6Point125PercentDue2021Member" xlink:label="loc_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF" xlink:to="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_377C30EB869C4BC0C295663FF9A0AFFF" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 5.375percent Due 2022 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D_label_en-US" xlink:label="lab_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5.375percent Due 2022 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5.375percent Due 2022 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5.375percentDue2022Member" xlink:label="loc_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D" xlink:to="lab_lvlt_SeniorNotes5.375percentDue2022Member_8CF55C514C999D36E2B8663FF9A0D92D" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 625Percent Due 2023 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C_label_en-US" xlink:label="lab_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 625Percent Due 2023 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 625Percent Due 2023 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5point625PercentDue2023Member" xlink:label="loc_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C" xlink:to="lab_lvlt_SeniorNotes5point625PercentDue2023Member_6998B44BF43A429C1AC7663FF9A0795C" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 125Percent Due 2023 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38_label_en-US" xlink:label="lab_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 125Percent Due 2023 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 125Percent Due 2023 </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5point125PercentDue2023Member" xlink:label="loc_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38" xlink:to="lab_lvlt_SeniorNotes5point125PercentDue2023Member_34D7477DAF52ED00DDE6663FF9A03B38" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 375Percent Due 2025 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028_label_en-US" xlink:label="lab_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 375Percent Due 2025 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 375Percent Due 2025 </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5point375PercentDue2025Member" xlink:label="loc_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028" xlink:to="lab_lvlt_SeniorNotes5point375PercentDue2025Member_0FF39E75B72A63FCCC88663FF9A10028" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 5.375 Percent Due 2024 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601_label_en-US" xlink:label="lab_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5.375 Percent Due 2024 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5.375 Percent Due 2024 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5.375PercentDue2024Member" xlink:label="loc_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601" xlink:to="lab_lvlt_SeniorNotes5.375PercentDue2024Member_AAFA0C856F14F22BED29663FF9A17601" xlink:type="arc"/>
<link:label id="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC_terseLabel_en-US" xlink:label="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Convertible Senior Notes 7 Percent Due 2015 [Member] </link:label>
<link:label id="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC_label_en-US" xlink:label="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Convertible Senior Notes 7 Percent Due 2015 [Member] </link:label>
<link:label id="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC_documentation_en-US" xlink:label="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents convertible senior notes bearing interest at 7.0 percent which mature in 2015. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ConvertibleSeniorNotes7PercentDue2015Member" xlink:label="loc_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC" xlink:to="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015Member_0F144146343FB9C1E056663FF9A164DC" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point75Percent Due 2022 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B_label_en-US" xlink:label="lab_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point75Percent Due 2022 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point75Percent Due 2022 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5point75PercentDue2022Member" xlink:label="loc_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B" xlink:to="lab_lvlt_SeniorNotes5point75PercentDue2022Member_83AFAED1ECC178713138663FF9A1DC8B" xlink:type="arc"/>
<link:label id="lab_us-gaap_CapitalLeaseObligationsMember_F0862EE5AEA9379887F7663FF9A13357_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsMember_F0862EE5AEA9379887F7663FF9A13357" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital Leases </link:label>
<link:label id="lab_us-gaap_CapitalLeaseObligationsMember_F0862EE5AEA9379887F7663FF9A13357_label_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligationsMember_F0862EE5AEA9379887F7663FF9A13357" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Lease Obligations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="loc_us-gaap_CapitalLeaseObligationsMember_F0862EE5AEA9379887F7663FF9A13357" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalLeaseObligationsMember_F0862EE5AEA9379887F7663FF9A13357" xlink:to="lab_us-gaap_CapitalLeaseObligationsMember_F0862EE5AEA9379887F7663FF9A13357" xlink:type="arc"/>
<link:label id="lab_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E_terseLabel_en-US" xlink:label="lab_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche B III 2019 and Tranche B 2020 Term Loans [Member] </link:label>
<link:label id="lab_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E_label_en-US" xlink:label="lab_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tranche B III 2019 and Tranche B 2020 Term Loans [Member] </link:label>
<link:label id="lab_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E_documentation_en-US" xlink:label="lab_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tranche B III 2019 and Tranche B 2020 Term Loans [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_TrancheBIII2019andTrancheB2020TermLoansMember" xlink:label="loc_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E" xlink:to="lab_lvlt_TrancheBIII2019andTrancheB2020TermLoansMember_48F2B4B7D1E33CB49224663FF9A1F04E" xlink:type="arc"/>
<link:label id="lab_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA_terseLabel_en-US" xlink:label="lab_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche B-III 2019, Tranche B 2020 and Tranche B 2022 Term Loans [Member] </link:label>
<link:label id="lab_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA_label_en-US" xlink:label="lab_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tranche B-III 2019, Tranche B 2020 and Tranche B 2022 Term Loans [Member] </link:label>
<link:label id="lab_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA_documentation_en-US" xlink:label="lab_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tranche B-III 2019, Tranche B 2020 and Tranche B 2022 Term Loans [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember" xlink:label="loc_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA" xlink:to="lab_lvlt_TrancheBIII2019TrancheB2020andTrancheB2022TermLoansMember_921D1214E5241EABE8FE663FF9A1D0CA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_A6777756AC1404FF5FD0663FF9A1EA68_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_A6777756AC1404FF5FD0663FF9A1EA68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt </link:label>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_A6777756AC1404FF5FD0663FF9A1EA68_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_A6777756AC1404FF5FD0663FF9A1EA68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_1F04848B1C7F12AFF51F663FF9A27F92_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_1F04848B1C7F12AFF51F663FF9A27F92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Gross </link:label>
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<link:label id="lab_us-gaap_CondensedFinancialStatementsCaptionsLineItems_AF851E96F99C46438B3170C7BE2C00FA_terseLabel_en-US" xlink:label="lab_us-gaap_CondensedFinancialStatementsCaptionsLineItems_AF851E96F99C46438B3170C7BE2C00FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Consolidating Financial Information </link:label>
<link:label id="lab_us-gaap_CondensedFinancialStatementsCaptionsLineItems_AF851E96F99C46438B3170C7BE2C00FA_label_en-US" xlink:label="lab_us-gaap_CondensedFinancialStatementsCaptionsLineItems_AF851E96F99C46438B3170C7BE2C00FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Financial Statements, Captions [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CondensedFinancialStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_AF851E96F99C46438B3170C7BE2C00FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_AF851E96F99C46438B3170C7BE2C00FA" xlink:to="lab_us-gaap_CondensedFinancialStatementsCaptionsLineItems_AF851E96F99C46438B3170C7BE2C00FA" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_A5CD677786277F73C45670C7BE2CC351_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_A5CD677786277F73C45670C7BE2CC351" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by Operating Activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_A5CD677786277F73C45670C7BE2CC351_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_A5CD677786277F73C45670C7BE2CC351" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities, Continuing Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_A5CD677786277F73C45670C7BE2CC351" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_A5CD677786277F73C45670C7BE2CC351" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_A5CD677786277F73C45670C7BE2CC351" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_021A4D264FDF8171F52A70C7BE2C884E_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_021A4D264FDF8171F52A70C7BE2C884E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Flows from Investing Activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_021A4D264FDF8171F52A70C7BE2C884E_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_021A4D264FDF8171F52A70C7BE2C884E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_021A4D264FDF8171F52A70C7BE2C884E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_021A4D264FDF8171F52A70C7BE2C884E" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_021A4D264FDF8171F52A70C7BE2C884E" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashDivestedFromDeconsolidation_D57B142F699877AB9C5670C7BE2D5E14_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_CashDivestedFromDeconsolidation_D57B142F699877AB9C5670C7BE2D5E14" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Cash related to deconsolidated Venezuela operations </link:label>
<link:label id="lab_us-gaap_CashDivestedFromDeconsolidation_D57B142F699877AB9C5670C7BE2D5E14_label_en-US" xlink:label="lab_us-gaap_CashDivestedFromDeconsolidation_D57B142F699877AB9C5670C7BE2D5E14" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Divested from Deconsolidation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashDivestedFromDeconsolidation" xlink:label="loc_us-gaap_CashDivestedFromDeconsolidation_D57B142F699877AB9C5670C7BE2D5E14" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashDivestedFromDeconsolidation_D57B142F699877AB9C5670C7BE2D5E14" xlink:to="lab_us-gaap_CashDivestedFromDeconsolidation_D57B142F699877AB9C5670C7BE2D5E14" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_55CEBCFC7B94B558E99B70C7BE2D82E1_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_55CEBCFC7B94B558E99B70C7BE2D82E1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Restricted Cash and Investments </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_55CEBCFC7B94B558E99B70C7BE2D82E1_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_55CEBCFC7B94B558E99B70C7BE2D82E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Restricted Cash and Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments" xlink:label="loc_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_55CEBCFC7B94B558E99B70C7BE2D82E1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_55CEBCFC7B94B558E99B70C7BE2D82E1" xlink:to="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_55CEBCFC7B94B558E99B70C7BE2D82E1" xlink:type="arc"/>
<link:label id="lab_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019_negatedTerseLabel_en-US" xlink:label="lab_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of property, plant and equipment and other assets </link:label>
<link:label id="lab_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019_label_en-US" xlink:label="lab_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of property, plant and equipment and other assets </link:label>
<link:label id="lab_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019_documentation_en-US" xlink:label="lab_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of property, plant and equipment and other assets </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets" xlink:label="loc_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019" xlink:to="lab_lvlt_Proceedsfromsaleofpropertyplantandequipmentandotherassets_3A84352C4EDFAFB2ED8170C7BE2DC019" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B2419512E930E2B4D9B370C7BE2D17F2_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B2419512E930E2B4D9B370C7BE2D17F2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B2419512E930E2B4D9B370C7BE2D17F2_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B2419512E930E2B4D9B370C7BE2D17F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B2419512E930E2B4D9B370C7BE2D17F2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B2419512E930E2B4D9B370C7BE2D17F2" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B2419512E930E2B4D9B370C7BE2D17F2" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_E9EF7D225E0127BE56A070C7BE2D99F4_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_E9EF7D225E0127BE56A070C7BE2D99F4" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_E9EF7D225E0127BE56A070C7BE2D99F4_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_E9EF7D225E0127BE56A070C7BE2D99F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for (Proceeds from) Other Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_E9EF7D225E0127BE56A070C7BE2D99F4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_E9EF7D225E0127BE56A070C7BE2D99F4" xlink:to="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_E9EF7D225E0127BE56A070C7BE2D99F4" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_50A7C9FD8ECA434380D570C7BE2D3EB9_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_50A7C9FD8ECA434380D570C7BE2D3EB9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Cash Used in Investing Activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_50A7C9FD8ECA434380D570C7BE2D3EB9_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_50A7C9FD8ECA434380D570C7BE2D3EB9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities, Continuing Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_50A7C9FD8ECA434380D570C7BE2D3EB9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_50A7C9FD8ECA434380D570C7BE2D3EB9" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_50A7C9FD8ECA434380D570C7BE2D3EB9" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_3E7768F053B0DBE2CB5970C7BE2D245F_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_3E7768F053B0DBE2CB5970C7BE2D245F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Flows from Financing Activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_3E7768F053B0DBE2CB5970C7BE2D245F_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_3E7768F053B0DBE2CB5970C7BE2D245F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_3E7768F053B0DBE2CB5970C7BE2D245F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_3E7768F053B0DBE2CB5970C7BE2D245F" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_3E7768F053B0DBE2CB5970C7BE2D245F" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_E6F130D6A14DF36405E270C7BE2DE6F1_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_E6F130D6A14DF36405E270C7BE2DE6F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt borrowings, net of issuance costs </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_E6F130D6A14DF36405E270C7BE2DE6F1_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_E6F130D6A14DF36405E270C7BE2DE6F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Long-term Debt and Capital Securities, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_E6F130D6A14DF36405E270C7BE2DE6F1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_E6F130D6A14DF36405E270C7BE2DE6F1" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_E6F130D6A14DF36405E270C7BE2DE6F1" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_02ED31DCC6A726F2E96470C7BE2D301C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_02ED31DCC6A726F2E96470C7BE2D301C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Payments on and repurchases of long-term debt, including current portions and refinancing costs </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_02ED31DCC6A726F2E96470C7BE2D301C_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_02ED31DCC6A726F2E96470C7BE2D301C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_02ED31DCC6A726F2E96470C7BE2D301C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_02ED31DCC6A726F2E96470C7BE2D301C" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_02ED31DCC6A726F2E96470C7BE2D301C" xlink:type="arc"/>
<link:label id="lab_lvlt_IncreaseDecreaseDueFromAffiliatesFinancing_FE8A60FA67CF88FBE1FC70C7BE2D0327_negatedTerseLabel_en-US" xlink:label="lab_lvlt_IncreaseDecreaseDueFromAffiliatesFinancing_FE8A60FA67CF88FBE1FC70C7BE2D0327" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Increase (decrease) due from affiliates, net </link:label>
<link:label id="lab_lvlt_IncreaseDecreaseDueFromAffiliatesFinancing_FE8A60FA67CF88FBE1FC70C7BE2D0327_label_en-US" xlink:label="lab_lvlt_IncreaseDecreaseDueFromAffiliatesFinancing_FE8A60FA67CF88FBE1FC70C7BE2D0327" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase Decrease Due From Affiliates, Financing </link:label>
<link:label id="lab_lvlt_IncreaseDecreaseDueFromAffiliatesFinancing_FE8A60FA67CF88FBE1FC70C7BE2D0327_documentation_en-US" xlink:label="lab_lvlt_IncreaseDecreaseDueFromAffiliatesFinancing_FE8A60FA67CF88FBE1FC70C7BE2D0327" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Increase Decrease Due From Affiliates, Financing </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_IncreaseDecreaseDueFromAffiliatesFinancing" xlink:label="loc_lvlt_IncreaseDecreaseDueFromAffiliatesFinancing_FE8A60FA67CF88FBE1FC70C7BE2D0327" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1F41E38F89160ECEA33670C7BE2D0342_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1F41E38F89160ECEA33670C7BE2D0342" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Cash Used in Financing Activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1F41E38F89160ECEA33670C7BE2D0342_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1F41E38F89160ECEA33670C7BE2D0342" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities, Continuing Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_1F41E38F89160ECEA33670C7BE2D0342" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_CCC795D305E6253C8DE570C7BE2D1B57_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_CCC795D305E6253C8DE570C7BE2D1B57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of Exchange Rates on Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_CCC795D305E6253C8DE570C7BE2D1B57_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_CCC795D305E6253C8DE570C7BE2D1B57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Effect of Exchange Rate on Cash and Cash Equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_CCC795D305E6253C8DE570C7BE2D1B57" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_9C4943FA395AFC916B3470C7BE2E41D1_totalLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_9C4943FA395AFC916B3470C7BE2E41D1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Change in Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_9C4943FA395AFC916B3470C7BE2E41D1_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_9C4943FA395AFC916B3470C7BE2E41D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Period Increase (Decrease) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_9C4943FA395AFC916B3470C7BE2E41D1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_0645B9427C08DFE3096770C7BE2E1C27_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_0645B9427C08DFE3096770C7BE2E1C27" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents at Beginning of Year </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_0645B9427C08DFE3096770C7BE2E1C27" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_71F4C0BCCE35C8262BED70C7BE2EC649_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_71F4C0BCCE35C8262BED70C7BE2EC649" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents at End of Year </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_71F4C0BCCE35C8262BED70C7BE2EC649" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_546ACE3FAED07518AF1B5DC2DBFC483F_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_546ACE3FAED07518AF1B5DC2DBFC483F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Principles of Consolidation and Basis of Presentation </link:label>
<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_546ACE3FAED07518AF1B5DC2DBFC483F_label_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_546ACE3FAED07518AF1B5DC2DBFC483F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="loc_us-gaap_ConsolidationPolicyTextBlock_546ACE3FAED07518AF1B5DC2DBFC483F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E967B9544BFE3D5996FE5DC2DBFCDF0E_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E967B9544BFE3D5996FE5DC2DBFCDF0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign Currency Translation </link:label>
<link:label id="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E967B9544BFE3D5996FE5DC2DBFCDF0E_label_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E967B9544BFE3D5996FE5DC2DBFCDF0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Foreign Currency Transactions and Translations Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:label="loc_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E967B9544BFE3D5996FE5DC2DBFCDF0E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E967B9544BFE3D5996FE5DC2DBFCDF0E" xlink:to="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E967B9544BFE3D5996FE5DC2DBFCDF0E" xlink:type="arc"/>
<link:label id="lab_us-gaap_Reclassifications_AEBB98B3421A71BFEE225DC2DBFCEB6B_terseLabel_en-US" xlink:label="lab_us-gaap_Reclassifications_AEBB98B3421A71BFEE225DC2DBFCEB6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reclassifications </link:label>
<link:label id="lab_us-gaap_Reclassifications_AEBB98B3421A71BFEE225DC2DBFCEB6B_label_en-US" xlink:label="lab_us-gaap_Reclassifications_AEBB98B3421A71BFEE225DC2DBFCEB6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reclassifications [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Reclassifications" xlink:label="loc_us-gaap_Reclassifications_AEBB98B3421A71BFEE225DC2DBFCEB6B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UseOfEstimates_FF520F2005AE4FE2A7BC5DC2DBFCA61E_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_FF520F2005AE4FE2A7BC5DC2DBFCA61E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Use of Estimates </link:label>
<link:label id="lab_us-gaap_UseOfEstimates_FF520F2005AE4FE2A7BC5DC2DBFCA61E_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_FF520F2005AE4FE2A7BC5DC2DBFCA61E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Use of Estimates, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_FF520F2005AE4FE2A7BC5DC2DBFCA61E" xlink:type="locator"/>
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<link:label id="lab_lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock_CA378C69676ACF2D2CFA5DC2DBFC1395_terseLabel_en-US" xlink:label="lab_lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock_CA378C69676ACF2D2CFA5DC2DBFC1395" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue and Cost of Revenue for Communications Services </link:label>
<link:label id="lab_lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock_CA378C69676ACF2D2CFA5DC2DBFC1395_label_en-US" xlink:label="lab_lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock_CA378C69676ACF2D2CFA5DC2DBFC1395" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue and Cost of Revenue for Communications Services [Policy Text Block] </link:label>
<link:label id="lab_lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock_CA378C69676ACF2D2CFA5DC2DBFC1395_documentation_en-US" xlink:label="lab_lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock_CA378C69676ACF2D2CFA5DC2DBFC1395" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Revenue and Cost of Revenue for Communications Services [Policy Text Block] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock" xlink:label="loc_lvlt_RevenueAndCostOfRevenueForCommunicationsServicesPolicyTextBlock_CA378C69676ACF2D2CFA5DC2DBFC1395" xlink:type="locator"/>
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<link:label id="lab_lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock_A0BACAF682D4C19F4EAA5DC2DBFD08C4_terseLabel_en-US" xlink:label="lab_lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock_A0BACAF682D4C19F4EAA5DC2DBFD08C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Selling, General and Administrative Expenses, Policy [Policy Text Block] </link:label>
<link:label id="lab_lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock_A0BACAF682D4C19F4EAA5DC2DBFD08C4_label_en-US" xlink:label="lab_lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock_A0BACAF682D4C19F4EAA5DC2DBFD08C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Network Related Expenses and Selling, General and Administrative [Policy Text Block] </link:label>
<link:label id="lab_lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock_A0BACAF682D4C19F4EAA5DC2DBFD08C4_documentation_en-US" xlink:label="lab_lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock_A0BACAF682D4C19F4EAA5DC2DBFD08C4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Network related expenses includes certain network related costs such as network facility rent, utilities, maintenance costs, as well as salaries, wages and related benefits (including non-cash stock-based compensation expenses) associated with its operations personnel. Selling, General and Administrative expenses include the salaries, wages and related benefits (including non-cash, stock-based compensation expense and other related costs) of its sales and corporate personnel, any related restructuring charges and other administrative expenses. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock" xlink:label="loc_lvlt_NetworkRelatedExpensesandSellingGeneralandAdministrativePolicyTextBlock_A0BACAF682D4C19F4EAA5DC2DBFD08C4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RegulatoryIncomeTaxesPolicy_52D23176D8DD042AB1A25DC2DBFD34EF_terseLabel_en-US" xlink:label="lab_us-gaap_RegulatoryIncomeTaxesPolicy_52D23176D8DD042AB1A25DC2DBFD34EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> USF and Gross Receipts Taxes </link:label>
<link:label id="lab_us-gaap_RegulatoryIncomeTaxesPolicy_52D23176D8DD042AB1A25DC2DBFD34EF_label_en-US" xlink:label="lab_us-gaap_RegulatoryIncomeTaxesPolicy_52D23176D8DD042AB1A25DC2DBFD34EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Regulatory Income Taxes, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RegulatoryIncomeTaxesPolicy" xlink:label="loc_us-gaap_RegulatoryIncomeTaxesPolicy_52D23176D8DD042AB1A25DC2DBFD34EF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0C502BE5C143426E67CE5DC2DBFD1578_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0C502BE5C143426E67CE5DC2DBFD1578" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-Based Compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0C502BE5C143426E67CE5DC2DBFD1578_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0C502BE5C143426E67CE5DC2DBFD1578" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="loc_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_0C502BE5C143426E67CE5DC2DBFD1578" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_0613D614D8A87BE179205DC2DBFD635E_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_0613D614D8A87BE179205DC2DBFD635E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_0613D614D8A87BE179205DC2DBFD635E_label_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_0613D614D8A87BE179205DC2DBFD635E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy_C9319E55873A8BAC94BF5DC2DBFDE584_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy_C9319E55873A8BAC94BF5DC2DBFDE584" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy_C9319E55873A8BAC94BF5DC2DBFDE584_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy_C9319E55873A8BAC94BF5DC2DBFDE584" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Unrestricted Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_8F51A9BCED4E71ABAF105DC2DBFD255E_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_8F51A9BCED4E71ABAF105DC2DBFD255E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Cash and Securities </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_8F51A9BCED4E71ABAF105DC2DBFD255E_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_8F51A9BCED4E71ABAF105DC2DBFD255E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="loc_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_8F51A9BCED4E71ABAF105DC2DBFD255E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_8EAFBE7B63B296ACB6125DC2DBFD9232_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_8EAFBE7B63B296ACB6125DC2DBFD9232" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Allowance for Doubtful Accounts </link:label>
<link:label id="lab_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_8EAFBE7B63B296ACB6125DC2DBFD9232_label_en-US" xlink:label="lab_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_8EAFBE7B63B296ACB6125DC2DBFD9232" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy" xlink:label="loc_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_8EAFBE7B63B296ACB6125DC2DBFD9232" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_B29F9F9B159328DAB22E5DC2DBFD8ECB_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_B29F9F9B159328DAB22E5DC2DBFD8ECB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_B29F9F9B159328DAB22E5DC2DBFD8ECB_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_B29F9F9B159328DAB22E5DC2DBFD8ECB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_B29F9F9B159328DAB22E5DC2DBFD8ECB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_440B08B8C20CF5EEC0E05DC2DBFD2412_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_440B08B8C20CF5EEC0E05DC2DBFD2412" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Finite Lived Intangible Assets and Property Plant and Equipment </link:label>
<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_440B08B8C20CF5EEC0E05DC2DBFD2412_label_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_440B08B8C20CF5EEC0E05DC2DBFD2412" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_440B08B8C20CF5EEC0E05DC2DBFD2412" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationsPolicy_DB24246FE64EE67695B05DC2DBFE44EB_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsPolicy_DB24246FE64EE67695B05DC2DBFE44EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationsPolicy_DB24246FE64EE67695B05DC2DBFE44EB_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationsPolicy_DB24246FE64EE67695B05DC2DBFE44EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligations, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligationsPolicy" xlink:label="loc_us-gaap_AssetRetirementObligationsPolicy_DB24246FE64EE67695B05DC2DBFE44EB" xlink:type="locator"/>
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<link:label id="lab_lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock_B06C3891D5A8D28F857B5DC2DBFEA6AC_terseLabel_en-US" xlink:label="lab_lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock_B06C3891D5A8D28F857B5DC2DBFEA6AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill and Acquired Indefinite-Lived Intangible Assets </link:label>
<link:label id="lab_lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock_B06C3891D5A8D28F857B5DC2DBFEA6AC_label_en-US" xlink:label="lab_lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock_B06C3891D5A8D28F857B5DC2DBFEA6AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Indefinite Lived Intangible Assets, Policy [Policy Text Block] </link:label>
<link:label id="lab_lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock_B06C3891D5A8D28F857B5DC2DBFEA6AC_documentation_en-US" xlink:label="lab_lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock_B06C3891D5A8D28F857B5DC2DBFEA6AC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Goodwill and Indefinite Lived Intangible Assets, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock" xlink:label="loc_lvlt_GoodwillAndIndefiniteLivedIntangibleAssetsPolicyPolicyTextBlock_B06C3891D5A8D28F857B5DC2DBFEA6AC" xlink:type="locator"/>
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<link:label id="lab_lvlt_ConcentrationOfCreditRiskPolicyTextBlock_B3B91EF84B06D8EAEA1A5DC2DBFE981C_terseLabel_en-US" xlink:label="lab_lvlt_ConcentrationOfCreditRiskPolicyTextBlock_B3B91EF84B06D8EAEA1A5DC2DBFE981C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration of Credit Risk </link:label>
<link:label id="lab_lvlt_ConcentrationOfCreditRiskPolicyTextBlock_B3B91EF84B06D8EAEA1A5DC2DBFE981C_label_en-US" xlink:label="lab_lvlt_ConcentrationOfCreditRiskPolicyTextBlock_B3B91EF84B06D8EAEA1A5DC2DBFE981C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration of Credit Risk [Policy Text Block] </link:label>
<link:label id="lab_lvlt_ConcentrationOfCreditRiskPolicyTextBlock_B3B91EF84B06D8EAEA1A5DC2DBFE981C_documentation_en-US" xlink:label="lab_lvlt_ConcentrationOfCreditRiskPolicyTextBlock_B3B91EF84B06D8EAEA1A5DC2DBFE981C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Concentration of Credit Risk [Policy Text Block] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ConcentrationOfCreditRiskPolicyTextBlock" xlink:label="loc_lvlt_ConcentrationOfCreditRiskPolicyTextBlock_B3B91EF84B06D8EAEA1A5DC2DBFE981C" xlink:type="locator"/>
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<link:label id="lab_lvlt_OtherIntangibleAssetsAbstract_0550F71A72E600F9CFA4707A579D39B8_label_en-US" xlink:label="lab_lvlt_OtherIntangibleAssetsAbstract_0550F71A72E600F9CFA4707A579D39B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Intangible Assets [Abstract] </link:label>
<link:label id="lab_lvlt_OtherIntangibleAssetsAbstract_0550F71A72E600F9CFA4707A579D39B8_documentation_en-US" xlink:label="lab_lvlt_OtherIntangibleAssetsAbstract_0550F71A72E600F9CFA4707A579D39B8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Intangible Assets [Abstract] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OtherIntangibleAssetsAbstract" xlink:label="loc_lvlt_OtherIntangibleAssetsAbstract_0550F71A72E600F9CFA4707A579D39B8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_837695D3407447412D5E707A57B6DC49_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_837695D3407447412D5E707A57B6DC49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Intangible Assets </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_837695D3407447412D5E707A57B6DC49_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsDisclosureTextBlock_837695D3407447412D5E707A57B6DC49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_IntangibleAssetsDisclosureTextBlock_837695D3407447412D5E707A57B6DC49" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationDisclosureAbstract_F3032946B2794194EAC43845CA7A86FF_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationDisclosureAbstract_F3032946B2794194EAC43845CA7A86FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligationDisclosureAbstract" xlink:label="loc_us-gaap_AssetRetirementObligationDisclosureAbstract_F3032946B2794194EAC43845CA7A86FF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock_0511C21C62589C94F1A33845CA7A17F7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock_0511C21C62589C94F1A33845CA7A17F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Asset Retirement Obligations [Table Text Block] </link:label>
<link:label id="lab_us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock_0511C21C62589C94F1A33845CA7A17F7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock_0511C21C62589C94F1A33845CA7A17F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Change in Asset Retirement Obligation [Table Text Block] </link:label>
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<link:label id="lab_lvlt_Level3FinancingMember_56E44D9C0A94C80CAA0A3845C8C36C02_netLabel_en-US" xlink:label="lab_lvlt_Level3FinancingMember_56E44D9C0A94C80CAA0A3845C8C36C02" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US"> Level 3 Financing [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Level3FinancingMember" xlink:label="loc_lvlt_Level3FinancingMember_56E44D9C0A94C80CAA0A3845C8C36C02" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_451F294BABD554EFD2173845C8C3EF0F_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_451F294BABD554EFD2173845C8C3EF0F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument, stated interest rate (as a percent) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_451F294BABD554EFD2173845C8C3EF0F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SubsequentEventsAbstract_4A897844636A28EBA559666468CBA248_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsAbstract_4A897844636A28EBA559666468CBA248" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Events [Abstract] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4CC47DBC5D936652F3E53845CB510BFD_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_4CC47DBC5D936652F3E53845CB510BFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Property, Plant and Equipment [Table] </link:label>
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<link:label id="lab_us-gaap_LandMember_C8E2D57823DD69A977BC3845CB51C85F_terseLabel_en-US" xlink:label="lab_us-gaap_LandMember_C8E2D57823DD69A977BC3845CB51C85F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Land </link:label>
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<link:label id="lab_us-gaap_LandImprovementsMember_F462F5AE9C0DCD859B963845CB51A480_terseLabel_en-US" xlink:label="lab_us-gaap_LandImprovementsMember_F462F5AE9C0DCD859B963845CB51A480" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Land Improvements </link:label>
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<link:label id="lab_us-gaap_TechnologyEquipmentMember_E91F1AA97C6F8C34F9093845CB515235_terseLabel_en-US" xlink:label="lab_us-gaap_TechnologyEquipmentMember_E91F1AA97C6F8C34F9093845CB515235" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Network infrastructure </link:label>
<link:label id="lab_us-gaap_TechnologyEquipmentMember_E91F1AA97C6F8C34F9093845CB515235_label_en-US" xlink:label="lab_us-gaap_TechnologyEquipmentMember_E91F1AA97C6F8C34F9093845CB515235" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Technology Equipment [Member] </link:label>
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<link:label id="lab_us-gaap_EquipmentMember_1201A96446992982C3933845CB51D7B9_terseLabel_en-US" xlink:label="lab_us-gaap_EquipmentMember_1201A96446992982C3933845CB51D7B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Equipment </link:label>
<link:label id="lab_us-gaap_EquipmentMember_1201A96446992982C3933845CB51D7B9_label_en-US" xlink:label="lab_us-gaap_EquipmentMember_1201A96446992982C3933845CB51D7B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equipment [Member] </link:label>
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<link:label id="lab_us-gaap_OfficeEquipmentMember_8A9B67124AC2FA3266603845CB525FAC_verboseLabel_en-US" xlink:label="lab_us-gaap_OfficeEquipmentMember_8A9B67124AC2FA3266603845CB525FAC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Furniture, Fixtures and Office Equipment </link:label>
<link:label id="lab_us-gaap_OfficeEquipmentMember_8A9B67124AC2FA3266603845CB525FAC_label_en-US" xlink:label="lab_us-gaap_OfficeEquipmentMember_8A9B67124AC2FA3266603845CB525FAC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Office Equipment [Member] </link:label>
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<link:label id="lab_us-gaap_OtherCapitalizedPropertyPlantAndEquipmentMember_9B6FE9C394B85B5A5B363845CB52B3BC_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCapitalizedPropertyPlantAndEquipmentMember_9B6FE9C394B85B5A5B363845CB52B3BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_OtherCapitalizedPropertyPlantAndEquipmentMember_9B6FE9C394B85B5A5B363845CB52B3BC_label_en-US" xlink:label="lab_us-gaap_OtherCapitalizedPropertyPlantAndEquipmentMember_9B6FE9C394B85B5A5B363845CB52B3BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Capitalized Property Plant and Equipment [Member] </link:label>
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<link:label id="lab_us-gaap_ConstructionInProgressMember_60C26813BDB83EB5D9C03845CB52CA45_terseLabel_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember_60C26813BDB83EB5D9C03845CB52CA45" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Construction-in-Progress </link:label>
<link:label id="lab_us-gaap_ConstructionInProgressMember_60C26813BDB83EB5D9C03845CB52CA45_label_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember_60C26813BDB83EB5D9C03845CB52CA45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Construction in Progress [Member] </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_AAE830432337758276543845CB526FA6_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_AAE830432337758276543845CB526FA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_AAE830432337758276543845CB526FA6_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_AAE830432337758276543845CB526FA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_18C615AC661EFA689F043845CB52C494_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_18C615AC661EFA689F043845CB52C494" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Net [Abstract] </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_D8780D0781E4117FBBC43845CB524145_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_D8780D0781E4117FBBC43845CB524145" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_D8780D0781E4117FBBC43845CB524145" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Depreciation_1E809ED68DDBBB4874193845CB52533C_label_en-US" xlink:label="lab_us-gaap_Depreciation_1E809ED68DDBBB4874193845CB52533C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
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<link:label id="lab_us-gaap_PendingLitigationMember_33A140BC8031A1583DF8702B9C76475E_label_en-US" xlink:label="lab_us-gaap_PendingLitigationMember_33A140BC8031A1583DF8702B9C76475E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pending Litigation [Member] </link:label>
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<link:label id="lab_us-gaap_LossContingenciesLineItems_2667236548D2E758B94F702B9C76198A_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_2667236548D2E758B94F702B9C76198A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingencies </link:label>
<link:label id="lab_us-gaap_LossContingenciesLineItems_2667236548D2E758B94F702B9C76198A_label_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_2667236548D2E758B94F702B9C76198A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingencies [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_2667236548D2E758B94F702B9C76198A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LitigationReserve_59B1D784628B7E248F11702B9C7674E6_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationReserve_59B1D784628B7E248F11702B9C7674E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated Litigation Liability </link:label>
<link:label id="lab_us-gaap_LitigationReserve_59B1D784628B7E248F11702B9C7674E6_label_en-US" xlink:label="lab_us-gaap_LitigationReserve_59B1D784628B7E248F11702B9C7674E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Estimated Litigation Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LitigationReserve" xlink:label="loc_us-gaap_LitigationReserve_59B1D784628B7E248F11702B9C7674E6" xlink:type="locator"/>
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<link:label id="lab_lvlt_LossContingencyAssertedClaim_9EDCF0CA917DC748027E702B9C772B48_terseLabel_en-US" xlink:label="lab_lvlt_LossContingencyAssertedClaim_9EDCF0CA917DC748027E702B9C772B48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Asserted Claim </link:label>
<link:label id="lab_lvlt_LossContingencyAssertedClaim_9EDCF0CA917DC748027E702B9C772B48_label_en-US" xlink:label="lab_lvlt_LossContingencyAssertedClaim_9EDCF0CA917DC748027E702B9C772B48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Asserted Claim </link:label>
<link:label id="lab_lvlt_LossContingencyAssertedClaim_9EDCF0CA917DC748027E702B9C772B48_documentation_en-US" xlink:label="lab_lvlt_LossContingencyAssertedClaim_9EDCF0CA917DC748027E702B9C772B48" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Asserted Claim </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_LossContingencyAssertedClaim" xlink:label="loc_lvlt_LossContingencyAssertedClaim_9EDCF0CA917DC748027E702B9C772B48" xlink:type="locator"/>
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<link:label id="lab_lvlt_ReleaseofLossContingencyAccrual_62F2303B591FFDA46797705E5CDFC792_terseLabel_en-US" xlink:label="lab_lvlt_ReleaseofLossContingencyAccrual_62F2303B591FFDA46797705E5CDFC792" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Release of Loss Contingency Accrual </link:label>
<link:label id="lab_lvlt_ReleaseofLossContingencyAccrual_62F2303B591FFDA46797705E5CDFC792_label_en-US" xlink:label="lab_lvlt_ReleaseofLossContingencyAccrual_62F2303B591FFDA46797705E5CDFC792" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Release of Loss Contingency Accrual </link:label>
<link:label id="lab_lvlt_ReleaseofLossContingencyAccrual_62F2303B591FFDA46797705E5CDFC792_documentation_en-US" xlink:label="lab_lvlt_ReleaseofLossContingencyAccrual_62F2303B591FFDA46797705E5CDFC792" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Release Loss Contingency Accrual </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ReleaseofLossContingencyAccrual" xlink:label="loc_lvlt_ReleaseofLossContingencyAccrual_62F2303B591FFDA46797705E5CDFC792" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease_060C52A90040681E2E72705E5E004FA2_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease_060C52A90040681E2E72705E5E004FA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency Accrual, Period Increase (Decrease) </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease" xlink:label="loc_us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease_060C52A90040681E2E72705E5E004FA2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingencyAccrualPayments_835CB457FD19704CD1A5705E5E597E42_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyAccrualPayments_835CB457FD19704CD1A5705E5E597E42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency Accrual, Payments </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingencyAccrualPayments" xlink:label="loc_us-gaap_LossContingencyAccrualPayments_835CB457FD19704CD1A5705E5E597E42" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingencyRangeOfPossibleLossPortionNotAccrued" xlink:label="loc_us-gaap_LossContingencyRangeOfPossibleLossPortionNotAccrued_03C8C08BE4A3C37DDC14705E5ED2AF54" xlink:type="locator"/>
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<link:label id="lab_lvlt_DocumentAndEntityInformationAbstract_137554755EB71151DD0E3845CAC0466C_label_en-US" xlink:label="lab_lvlt_DocumentAndEntityInformationAbstract_137554755EB71151DD0E3845CAC0466C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document and Entity Information [Abstract] </link:label>
<link:label id="lab_lvlt_DocumentAndEntityInformationAbstract_137554755EB71151DD0E3845CAC0466C_documentation_en-US" xlink:label="lab_lvlt_DocumentAndEntityInformationAbstract_137554755EB71151DD0E3845CAC0466C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Document and Entity Information [Abstract] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DocumentAndEntityInformationAbstract" xlink:label="loc_lvlt_DocumentAndEntityInformationAbstract_137554755EB71151DD0E3845CAC0466C" xlink:type="locator"/>
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<link:label id="lab_dei_EntitiesTable_F8C3CD0ECC86E76BAF153845CAC13F0C_terseLabel_en-US" xlink:label="lab_dei_EntitiesTable_F8C3CD0ECC86E76BAF153845CAC13F0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entities [Table] </link:label>
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<link:label id="lab_dei_EntityRegistrantName_26A5B1C29743212D864C3845CAC1FCFD_label_en-US" xlink:label="lab_dei_EntityRegistrantName_26A5B1C29743212D864C3845CAC1FCFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
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<link:label id="lab_lvlt_Percentagechangeinacumulativeownershipshift_BE63BDEBF8B522C364F4702B9CFD8540_terseLabel_en-US" xlink:label="lab_lvlt_Percentagechangeinacumulativeownershipshift_BE63BDEBF8B522C364F4702B9CFD8540" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> percentage change in a cumulative ownership shift </link:label>
<link:label id="lab_lvlt_Percentagechangeinacumulativeownershipshift_BE63BDEBF8B522C364F4702B9CFD8540_label_en-US" xlink:label="lab_lvlt_Percentagechangeinacumulativeownershipshift_BE63BDEBF8B522C364F4702B9CFD8540" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> percentage change in a cumulative ownership shift </link:label>
<link:label id="lab_lvlt_Percentagechangeinacumulativeownershipshift_BE63BDEBF8B522C364F4702B9CFD8540_documentation_en-US" xlink:label="lab_lvlt_Percentagechangeinacumulativeownershipshift_BE63BDEBF8B522C364F4702B9CFD8540" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> percentage point change in a cumulative ownership shift </link:label>
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<link:label id="lab_lvlt_Percentofstockholders_34DCFCD6C9BC6F4086A5702B9CFD59BF_terseLabel_en-US" xlink:label="lab_lvlt_Percentofstockholders_34DCFCD6C9BC6F4086A5702B9CFD59BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> percent of stockholders </link:label>
<link:label id="lab_lvlt_Percentofstockholders_34DCFCD6C9BC6F4086A5702B9CFD59BF_label_en-US" xlink:label="lab_lvlt_Percentofstockholders_34DCFCD6C9BC6F4086A5702B9CFD59BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> percent of stockholders </link:label>
<link:label id="lab_lvlt_Percentofstockholders_34DCFCD6C9BC6F4086A5702B9CFD59BF_documentation_en-US" xlink:label="lab_lvlt_Percentofstockholders_34DCFCD6C9BC6F4086A5702B9CFD59BF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> percent of stockholders that would result in a cumulative ownership ship of more than 50 percentage points </link:label>
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<link:label id="lab_lvlt_OperatingLossCarryforwardDisregardedForDomesticCountryTaxPurposes_2FD8FCFCFD6815DF4DED702B9CFD814F_terseLabel_en-US" xlink:label="lab_lvlt_OperatingLossCarryforwardDisregardedForDomesticCountryTaxPurposes_2FD8FCFCFD6815DF4DED702B9CFD814F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforward, Disregarded for Domestic Country Tax Purposes </link:label>
<link:label id="lab_lvlt_OperatingLossCarryforwardDisregardedForDomesticCountryTaxPurposes_2FD8FCFCFD6815DF4DED702B9CFD814F_label_en-US" xlink:label="lab_lvlt_OperatingLossCarryforwardDisregardedForDomesticCountryTaxPurposes_2FD8FCFCFD6815DF4DED702B9CFD814F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforward, Disregarded for Domestic Country Tax Purposes </link:label>
<link:label id="lab_lvlt_OperatingLossCarryforwardDisregardedForDomesticCountryTaxPurposes_2FD8FCFCFD6815DF4DED702B9CFD814F_documentation_en-US" xlink:label="lab_lvlt_OperatingLossCarryforwardDisregardedForDomesticCountryTaxPurposes_2FD8FCFCFD6815DF4DED702B9CFD814F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforward, Disregarded for Domestic Country Tax Purposes </link:label>
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<link:label id="lab_lvlt_Recognizedincometaxbenefit_A3B65F0BE9CAB872C198702B9CFD2200_terseLabel_en-US" xlink:label="lab_lvlt_Recognizedincometaxbenefit_A3B65F0BE9CAB872C198702B9CFD2200" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Recognized Income Tax Benefit </link:label>
<link:label id="lab_lvlt_Recognizedincometaxbenefit_A3B65F0BE9CAB872C198702B9CFD2200_label_en-US" xlink:label="lab_lvlt_Recognizedincometaxbenefit_A3B65F0BE9CAB872C198702B9CFD2200" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> recognized income tax benefit </link:label>
<link:label id="lab_lvlt_Recognizedincometaxbenefit_A3B65F0BE9CAB872C198702B9CFD2200_documentation_en-US" xlink:label="lab_lvlt_Recognizedincometaxbenefit_A3B65F0BE9CAB872C198702B9CFD2200" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Income tax benefit from release of foreign deferred tax valuation allowance </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Recognizedincometaxbenefit" xlink:label="loc_lvlt_Recognizedincometaxbenefit_A3B65F0BE9CAB872C198702B9CFD2200" xlink:type="locator"/>
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<link:label id="lab_lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount_E0D1579D9320E78066B970A18387DB9B_terseLabel_en-US" xlink:label="lab_lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount_E0D1579D9320E78066B970A18387DB9B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effective Income Tax Rate Reconciliation, Share-based Compensation, Excess Tax Benefit, Amount </link:label>
<link:label id="lab_lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount_E0D1579D9320E78066B970A18387DB9B_label_en-US" xlink:label="lab_lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount_E0D1579D9320E78066B970A18387DB9B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Effective Income Tax Rate Reconciliation, Share-based Compensation, Excess Tax Benefit, Amount </link:label>
<link:label id="lab_lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount_E0D1579D9320E78066B970A18387DB9B_documentation_en-US" xlink:label="lab_lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount_E0D1579D9320E78066B970A18387DB9B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Effective Income Tax Rate Reconciliation, Share-based Compensation, Excess Tax Benefit, Amount </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount" xlink:label="loc_lvlt_EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount_E0D1579D9320E78066B970A18387DB9B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxAssetsValuationAllowance_750BA4226FFFD37F5E64702B9CFE9834_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsValuationAllowance_750BA4226FFFD37F5E64702B9CFE9834" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Valuation Allowance </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsValuationAllowance_750BA4226FFFD37F5E64702B9CFE9834_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsValuationAllowance_750BA4226FFFD37F5E64702B9CFE9834" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Valuation Allowance </link:label>
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<link:label id="lab_us-gaap_AssetsCurrentAbstract_2853122179B6A42B76F670C7BE3E8069_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_2853122179B6A42B76F670C7BE3E8069" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current Assets: </link:label>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_2853122179B6A42B76F670C7BE3E8069_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_2853122179B6A42B76F670C7BE3E8069" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current [Abstract] </link:label>
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<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_151BA947CCD7A556A6DF70C7BE3EB5AD_verboseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_151BA947CCD7A556A6DF70C7BE3EB5AD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Receivables, less allowances for doubtful accounts </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_151BA947CCD7A556A6DF70C7BE3EB5AD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DueFromAffiliateCurrent_B5B36FAE38BE05301F7A70C7BE3E56A3_terseLabel_en-US" xlink:label="lab_us-gaap_DueFromAffiliateCurrent_B5B36FAE38BE05301F7A70C7BE3E56A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Due from affiliates </link:label>
<link:label id="lab_us-gaap_DueFromAffiliateCurrent_B5B36FAE38BE05301F7A70C7BE3E56A3_label_en-US" xlink:label="lab_us-gaap_DueFromAffiliateCurrent_B5B36FAE38BE05301F7A70C7BE3E56A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Due from Affiliate, Current </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_E965AB0C703EC1C27BF670C7BE3F564A_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_E965AB0C703EC1C27BF670C7BE3F564A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, net </link:label>
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<link:label id="lab_lvlt_GoodwillAndOtherIntangiblesAssetsNet_F41637492CAEC597F5D770C7BE3F940E_terseLabel_en-US" xlink:label="lab_lvlt_GoodwillAndOtherIntangiblesAssetsNet_F41637492CAEC597F5D770C7BE3F940E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill and Other Intangibles Assets, net </link:label>
<link:label id="lab_lvlt_GoodwillAndOtherIntangiblesAssetsNet_F41637492CAEC597F5D770C7BE3F940E_label_en-US" xlink:label="lab_lvlt_GoodwillAndOtherIntangiblesAssetsNet_F41637492CAEC597F5D770C7BE3F940E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Other Intangibles Assets, Net </link:label>
<link:label id="lab_lvlt_GoodwillAndOtherIntangiblesAssetsNet_F41637492CAEC597F5D770C7BE3F940E_documentation_en-US" xlink:label="lab_lvlt_GoodwillAndOtherIntangiblesAssetsNet_F41637492CAEC597F5D770C7BE3F940E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Sum of carrying amounts of other intangible assets, including goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. </link:label>
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<link:label id="lab_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValue_BF3EAB20F97276C819DE70C7BE3F4208_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValue_BF3EAB20F97276C819DE70C7BE3F4208" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment in Subsidiaries </link:label>
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<link:label id="lab_us-gaap_DueToAffiliateCurrent_C0AADDA272465DFE1AD970C7BE408EBB_terseLabel_en-US" xlink:label="lab_us-gaap_DueToAffiliateCurrent_C0AADDA272465DFE1AD970C7BE408EBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Due to affiliates </link:label>
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<link:label id="lab_us-gaap_StockholdersEquity_3127BFE6EC79177BEE8670C7BE41F5C5_verboseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_3127BFE6EC79177BEE8670C7BE41F5C5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity (Deficit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_3127BFE6EC79177BEE8670C7BE41F5C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_3127BFE6EC79177BEE8670C7BE41F5C5" xlink:to="lab_us-gaap_StockholdersEquity_3127BFE6EC79177BEE8670C7BE41F5C5" xlink:type="arc"/>
<link:label id="lab_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F_terseLabel_en-US" xlink:label="lab_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Nature of Business [Table] </link:label>
<link:label id="lab_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F_label_en-US" xlink:label="lab_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nature of Business [Table] </link:label>
<link:label id="lab_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F_documentation_en-US" xlink:label="lab_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tabular presentation of the description of nature and location of business. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NatureOfBusinessTable" xlink:label="loc_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F" xlink:to="lab_lvlt_NatureOfBusinessTable_5CA5290CAF8DAE995C0766144FAF326F" xlink:type="arc"/>
<link:label id="lab_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7_terseLabel_en-US" xlink:label="lab_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Venezuela [Member] </link:label>
<link:label id="lab_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7_label_en-US" xlink:label="lab_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Venezuela [Member] </link:label>
<link:label id="lab_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7_documentation_en-US" xlink:label="lab_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Venezuela [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_VenezuelaMember" xlink:label="loc_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7" xlink:to="lab_lvlt_VenezuelaMember_CA6AE03DBAC169CB984466144FB0EAA7" xlink:type="arc"/>
<link:label id="lab_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1_terseLabel_en-US" xlink:label="lab_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance Type [Axis] </link:label>
<link:label id="lab_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1_label_en-US" xlink:label="lab_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Balance Type [Axis] </link:label>
<link:label id="lab_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1_documentation_en-US" xlink:label="lab_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Balance Type [Axis] - As Previously Reported, Adjustment, and As Restated. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_BalanceTypeAxis" xlink:label="loc_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1" xlink:to="lab_lvlt_BalanceTypeAxis_9F479F5A2EFB84BA0E3A66144FB039C1" xlink:type="arc"/>
<link:label id="lab_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D_terseLabel_en-US" xlink:label="lab_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Balance Type [Domain] </link:label>
<link:label id="lab_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D_label_en-US" xlink:label="lab_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Balance Type [Domain] </link:label>
<link:label id="lab_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D_documentation_en-US" xlink:label="lab_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> [Domain] for Balance Type [Axis] - As Previously Reported, Adjustment, and As Restated. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_BalanceTypeDomain" xlink:label="loc_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D" xlink:to="lab_lvlt_BalanceTypeDomain_275B83F6E9FE0A86ECD566144FB0637D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ChangeInAccountingEstimateByTypeAxis_F2D46BBB7982BFDAE40166144FB1B3C3_terseLabel_en-US" xlink:label="lab_us-gaap_ChangeInAccountingEstimateByTypeAxis_F2D46BBB7982BFDAE40166144FB1B3C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in Accounting Estimate by Type [Axis] </link:label>
<link:label id="lab_us-gaap_ChangeInAccountingEstimateByTypeAxis_F2D46BBB7982BFDAE40166144FB1B3C3_label_en-US" xlink:label="lab_us-gaap_ChangeInAccountingEstimateByTypeAxis_F2D46BBB7982BFDAE40166144FB1B3C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Change in Accounting Estimate by Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ChangeInAccountingEstimateByTypeAxis" xlink:label="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_F2D46BBB7982BFDAE40166144FB1B3C3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_F2D46BBB7982BFDAE40166144FB1B3C3" xlink:to="lab_us-gaap_ChangeInAccountingEstimateByTypeAxis_F2D46BBB7982BFDAE40166144FB1B3C3" xlink:type="arc"/>
<link:label id="lab_us-gaap_ChangeInAccountingEstimateTypeDomain_ACC6F458F0AA9C87BC9066144FB1D236_terseLabel_en-US" xlink:label="lab_us-gaap_ChangeInAccountingEstimateTypeDomain_ACC6F458F0AA9C87BC9066144FB1D236" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in Accounting Estimate, Type [Domain] </link:label>
<link:label id="lab_us-gaap_ChangeInAccountingEstimateTypeDomain_ACC6F458F0AA9C87BC9066144FB1D236_label_en-US" xlink:label="lab_us-gaap_ChangeInAccountingEstimateTypeDomain_ACC6F458F0AA9C87BC9066144FB1D236" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Change in Accounting Estimate, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain" xlink:label="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_ACC6F458F0AA9C87BC9066144FB1D236" xlink:type="locator"/>
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<link:label id="lab_invest_InvestmentGeographicRegionAxis_FE37F771AAD0792BAD7866144FB16DA1_terseLabel_en-US" xlink:label="lab_invest_InvestmentGeographicRegionAxis_FE37F771AAD0792BAD7866144FB16DA1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment Geographic Region [Axis] </link:label>
<link:label id="lab_invest_InvestmentGeographicRegionAxis_FE37F771AAD0792BAD7866144FB16DA1_label_en-US" xlink:label="lab_invest_InvestmentGeographicRegionAxis_FE37F771AAD0792BAD7866144FB16DA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Geographic Region [Axis] </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentGeographicRegionAxis" xlink:label="loc_invest_InvestmentGeographicRegionAxis_FE37F771AAD0792BAD7866144FB16DA1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_invest_InvestmentGeographicRegionAxis_FE37F771AAD0792BAD7866144FB16DA1" xlink:to="lab_invest_InvestmentGeographicRegionAxis_FE37F771AAD0792BAD7866144FB16DA1" xlink:type="arc"/>
<link:label id="lab_invest_InvestmentGeographicRegionDomain_8A0DE28EE6AC7250C63466144FB1F308_terseLabel_en-US" xlink:label="lab_invest_InvestmentGeographicRegionDomain_8A0DE28EE6AC7250C63466144FB1F308" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment Geographic Region [Domain] </link:label>
<link:label id="lab_invest_InvestmentGeographicRegionDomain_8A0DE28EE6AC7250C63466144FB1F308_label_en-US" xlink:label="lab_invest_InvestmentGeographicRegionDomain_8A0DE28EE6AC7250C63466144FB1F308" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Geographic Region [Domain] </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentGeographicRegionDomain" xlink:label="loc_invest_InvestmentGeographicRegionDomain_8A0DE28EE6AC7250C63466144FB1F308" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_invest_InvestmentGeographicRegionDomain_8A0DE28EE6AC7250C63466144FB1F308" xlink:to="lab_invest_InvestmentGeographicRegionDomain_8A0DE28EE6AC7250C63466144FB1F308" xlink:type="arc"/>
<link:label id="lab_us-gaap_TechnologyEquipmentMember_94555BA641706704C9E966144FB1EC6E_verboseLabel_en-US" xlink:label="lab_us-gaap_TechnologyEquipmentMember_94555BA641706704C9E966144FB1EC6E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Network infrastructure (including fiber and conduit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TechnologyEquipmentMember" xlink:label="loc_us-gaap_TechnologyEquipmentMember_94555BA641706704C9E966144FB1EC6E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TechnologyEquipmentMember_94555BA641706704C9E966144FB1EC6E" xlink:to="lab_us-gaap_TechnologyEquipmentMember_94555BA641706704C9E966144FB1EC6E" xlink:type="arc"/>
<link:label id="lab_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6_terseLabel_en-US" xlink:label="lab_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Equipment </link:label>
<link:label id="lab_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6_label_en-US" xlink:label="lab_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Equipment [Member] </link:label>
<link:label id="lab_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6_documentation_en-US" xlink:label="lab_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Equipment [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OperatingEquipmentMember" xlink:label="loc_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6" xlink:to="lab_lvlt_OperatingEquipmentMember_AE60E0775D01766C717A66144FB1B9D6" xlink:type="arc"/>
<link:label id="lab_lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember_7B504C10E6DF1BFD9B2666144FB1C07D_terseLabel_en-US" xlink:label="lab_lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember_7B504C10E6DF1BFD9B2666144FB1C07D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expansion and improvements of communications network and customer installations </link:label>
<link:label id="lab_lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember_7B504C10E6DF1BFD9B2666144FB1C07D_label_en-US" xlink:label="lab_lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember_7B504C10E6DF1BFD9B2666144FB1C07D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Expansion and Improvements of Communications Network and Customer Installations [Member] </link:label>
<link:label id="lab_lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember_7B504C10E6DF1BFD9B2666144FB1C07D_documentation_en-US" xlink:label="lab_lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember_7B504C10E6DF1BFD9B2666144FB1C07D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Expansion and Improvements of Communications Network and Customer Installations [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember" xlink:label="loc_lvlt_ExpansionAndImprovementsOfCommunicationsNetworkAndCustomerInstallationsMember_7B504C10E6DF1BFD9B2666144FB1C07D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SoftwareDevelopmentMember_AC1AF2832F7956D88DB666144FB29A3A_terseLabel_en-US" xlink:label="lab_us-gaap_SoftwareDevelopmentMember_AC1AF2832F7956D88DB666144FB29A3A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Software development </link:label>
<link:label id="lab_us-gaap_SoftwareDevelopmentMember_AC1AF2832F7956D88DB666144FB29A3A_label_en-US" xlink:label="lab_us-gaap_SoftwareDevelopmentMember_AC1AF2832F7956D88DB666144FB29A3A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Software Development [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SoftwareDevelopmentMember" xlink:label="loc_us-gaap_SoftwareDevelopmentMember_AC1AF2832F7956D88DB666144FB29A3A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SoftwareDevelopmentMember_AC1AF2832F7956D88DB666144FB29A3A" xlink:to="lab_us-gaap_SoftwareDevelopmentMember_AC1AF2832F7956D88DB666144FB29A3A" xlink:type="arc"/>
<link:label id="lab_us-gaap_OfficeEquipmentMember_32A1ED93649AE02B1B6E66144FB213D1_terseLabel_en-US" xlink:label="lab_us-gaap_OfficeEquipmentMember_32A1ED93649AE02B1B6E66144FB213D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Office Equipment [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OfficeEquipmentMember" xlink:label="loc_us-gaap_OfficeEquipmentMember_32A1ED93649AE02B1B6E66144FB213D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OfficeEquipmentMember_32A1ED93649AE02B1B6E66144FB213D1" xlink:to="lab_us-gaap_OfficeEquipmentMember_32A1ED93649AE02B1B6E66144FB213D1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_38118C53E91E1B92F84266144FB2D4E8_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_38118C53E91E1B92F84266144FB2D4E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_38118C53E91E1B92F84266144FB2D4E8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_8FAD23224F1DE375433A66144FB27BEF_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_8FAD23224F1DE375433A66144FB27BEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_8FAD23224F1DE375433A66144FB27BEF" xlink:type="locator"/>
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<link:label id="lab_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3_terseLabel_en-US" xlink:label="lab_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sales Revenue </link:label>
<link:label id="lab_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3_label_en-US" xlink:label="lab_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales Revenue [Member] </link:label>
<link:label id="lab_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3_documentation_en-US" xlink:label="lab_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Sales Revenue [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SalesRevenueMember" xlink:label="loc_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3" xlink:to="lab_lvlt_SalesRevenueMember_03A6DB75571BC1422FDC66144FB20CD3" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskByTypeAxis_BD023E31B88FAACABF4E66144FB2E1F9_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByTypeAxis_BD023E31B88FAACABF4E66144FB2E1F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_BD023E31B88FAACABF4E66144FB2E1F9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_BD023E31B88FAACABF4E66144FB2E1F9" xlink:to="lab_us-gaap_ConcentrationRiskByTypeAxis_BD023E31B88FAACABF4E66144FB2E1F9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskTypeDomain_99DE447F6B94949CB0A666144FB2A243_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTypeDomain_99DE447F6B94949CB0A666144FB2A243" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_99DE447F6B94949CB0A666144FB2A243" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_99DE447F6B94949CB0A666144FB2A243" xlink:to="lab_us-gaap_ConcentrationRiskTypeDomain_99DE447F6B94949CB0A666144FB2A243" xlink:type="arc"/>
<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_C0EB46194CF0C9976AEE66144FB247D2_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_C0EB46194CF0C9976AEE66144FB247D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer Concentration Risk </link:label>
<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_C0EB46194CF0C9976AEE66144FB247D2_label_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_C0EB46194CF0C9976AEE66144FB247D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Concentration Risk [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_C0EB46194CF0C9976AEE66144FB247D2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CustomerConcentrationRiskMember_C0EB46194CF0C9976AEE66144FB247D2" xlink:to="lab_us-gaap_CustomerConcentrationRiskMember_C0EB46194CF0C9976AEE66144FB247D2" xlink:type="arc"/>
<link:label id="lab_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31_terseLabel_en-US" xlink:label="lab_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Description of Business </link:label>
<link:label id="lab_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31_label_en-US" xlink:label="lab_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nature of Business [Line Items] </link:label>
<link:label id="lab_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31_documentation_en-US" xlink:label="lab_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NatureOfBusinessLineItems" xlink:label="loc_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31" xlink:to="lab_lvlt_NatureOfBusinessLineItems_AC29CDB2588BDF977CC766144FB26B31" xlink:type="arc"/>
<link:label id="lab_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B_terseLabel_en-US" xlink:label="lab_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Region Operating Units </link:label>
<link:label id="lab_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B_label_en-US" xlink:label="lab_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Region Operating Units </link:label>
<link:label id="lab_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B_documentation_en-US" xlink:label="lab_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Region Operating Units </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_RegionOperatingUnits" xlink:label="loc_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B" xlink:to="lab_lvlt_RegionOperatingUnits_96787D4CB83FE7514D7B6614FD2A982B" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1_BE4F0D55DCFAB5B707C766144FB2A686_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1_BE4F0D55DCFAB5B707C766144FB2A686" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Effective Date of Acquisition </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1_BE4F0D55DCFAB5B707C766144FB2A686_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1_BE4F0D55DCFAB5B707C766144FB2A686" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Effective Date of Acquisition </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1" xlink:label="loc_us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1_BE4F0D55DCFAB5B707C766144FB2A686" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1_BE4F0D55DCFAB5B707C766144FB2A686" xlink:to="lab_us-gaap_BusinessAcquisitionEffectiveDateOfAcquisition1_BE4F0D55DCFAB5B707C766144FB2A686" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeconsolidationGainOrLossAmount_EFE88BCBD01364B166F966144FB3096F_terseLabel_en-US" xlink:label="lab_us-gaap_DeconsolidationGainOrLossAmount_EFE88BCBD01364B166F966144FB3096F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Venezuela deconsolidation charge </link:label>
<link:label id="lab_us-gaap_DeconsolidationGainOrLossAmount_EFE88BCBD01364B166F966144FB3096F_label_en-US" xlink:label="lab_us-gaap_DeconsolidationGainOrLossAmount_EFE88BCBD01364B166F966144FB3096F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deconsolidation, Gain (Loss), Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeconsolidationGainOrLossAmount" xlink:label="loc_us-gaap_DeconsolidationGainOrLossAmount_EFE88BCBD01364B166F966144FB3096F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeconsolidationGainOrLossAmount_EFE88BCBD01364B166F966144FB3096F" xlink:to="lab_us-gaap_DeconsolidationGainOrLossAmount_EFE88BCBD01364B166F966144FB3096F" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredFinanceCostsCurrentNet_185D2367B4E6B34478F666144FB30AE7_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsCurrentNet_185D2367B4E6B34478F666144FB30AE7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Finance Costs, Current, Net </link:label>
<link:label id="lab_us-gaap_DeferredFinanceCostsCurrentNet_185D2367B4E6B34478F666144FB30AE7_label_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsCurrentNet_185D2367B4E6B34478F666144FB30AE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Current, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFinanceCostsCurrentNet" xlink:label="loc_us-gaap_DeferredFinanceCostsCurrentNet_185D2367B4E6B34478F666144FB30AE7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredFinanceCostsCurrentNet_185D2367B4E6B34478F666144FB30AE7" xlink:to="lab_us-gaap_DeferredFinanceCostsCurrentNet_185D2367B4E6B34478F666144FB30AE7" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredFinanceCostsNoncurrentNet_7D71852EE22D7F0C627466144FB37A90_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNoncurrentNet_7D71852EE22D7F0C627466144FB37A90" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Noncurrent, Net </link:label>
<link:label id="lab_us-gaap_DeferredFinanceCostsNoncurrentNet_7D71852EE22D7F0C627466144FB37A90_label_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNoncurrentNet_7D71852EE22D7F0C627466144FB37A90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Noncurrent, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFinanceCostsNoncurrentNet" xlink:label="loc_us-gaap_DeferredFinanceCostsNoncurrentNet_7D71852EE22D7F0C627466144FB37A90" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredFinanceCostsNoncurrentNet_7D71852EE22D7F0C627466144FB37A90" xlink:to="lab_us-gaap_DeferredFinanceCostsNoncurrentNet_7D71852EE22D7F0C627466144FB37A90" xlink:type="arc"/>
<link:label id="lab_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442_terseLabel_en-US" xlink:label="lab_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Period company may receive up front payments for services to be provided in the future (in years) </link:label>
<link:label id="lab_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442_label_en-US" xlink:label="lab_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales Commitment, Length of Agreement, Maximum </link:label>
<link:label id="lab_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442_documentation_en-US" xlink:label="lab_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Sales Commitment, Length of Agreement, Maximum </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SalesCommitmentLengthOfAgreementMaximum" xlink:label="loc_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442" xlink:to="lab_lvlt_SalesCommitmentLengthOfAgreementMaximum_66FF7F2CC3127FA7D37066144FB36442" xlink:type="arc"/>
<link:label id="lab_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC_terseLabel_en-US" xlink:label="lab_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> USF contributions </link:label>
<link:label id="lab_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC_label_en-US" xlink:label="lab_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Universal Service Fund Contributions </link:label>
<link:label id="lab_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC_documentation_en-US" xlink:label="lab_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Universal Service Fund Contributions </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_UniversalServiceFundContributions" xlink:label="loc_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC" xlink:to="lab_lvlt_UniversalServiceFundContributions_F6DE4BE3036DC09DFC2B66144FB38BDC" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_FDAF61A114C093D3CDD066144FB3ADDC_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_FDAF61A114C093D3CDD066144FB3ADDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Bad debt expense </link:label>
<link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_FDAF61A114C093D3CDD066144FB3ADDC_label_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_FDAF61A114C093D3CDD066144FB3ADDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Provision for Doubtful Accounts </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_FDAF61A114C093D3CDD066144FB3ADDC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E60B8E6AA46613C843E066144FB323AF_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E60B8E6AA46613C843E066144FB323AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, plant and equipment, useful life, minimum (in years) </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E60B8E6AA46613C843E066144FB323AF_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E60B8E6AA46613C843E066144FB323AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_E60B8E6AA46613C843E066144FB323AF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_E60B8E6AA46613C843E066144FB323AF" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_E60B8E6AA46613C843E066144FB323AF" xlink:type="arc"/>
<link:label id="lab_lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects_FC574B9D21F728307E8166144FB4B249_terseLabel_en-US" xlink:label="lab_lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects_FC574B9D21F728307E8166144FB4B249" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capitalized labor and related costs associated with employee and contract labor working on capital projects </link:label>
<link:label id="lab_lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects_FC574B9D21F728307E8166144FB4B249_label_en-US" xlink:label="lab_lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects_FC574B9D21F728307E8166144FB4B249" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capitalized Labor and Related Costs Associated with Employee and Contract Labor Working on Capital Projects </link:label>
<link:label id="lab_lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects_FC574B9D21F728307E8166144FB4B249_documentation_en-US" xlink:label="lab_lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects_FC574B9D21F728307E8166144FB4B249" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Capitalized Labor and Related Costs Associated with Employee and Contract Labor Working on Capital Projects </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects" xlink:label="loc_lvlt_CapitalizedLaborAndRelatedCostsAssociatedWithEmployeeAndContractLaborWorkingOnCapitalProjects_FC574B9D21F728307E8166144FB4B249" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConcentrationRiskPercentage1_FD00670DD176F15A1A1166144FB4C721_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskPercentage1_FD00670DD176F15A1A1166144FB4C721" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk, Percentage </link:label>
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<link:label id="lab_lvlt_NewAccountingPronouncementorChangeinAccountingPrincipleEffectofAdoptionQuantificationPerShare_23C98749FB2FD878A0D566193326887D_label_en-US" xlink:label="lab_lvlt_NewAccountingPronouncementorChangeinAccountingPrincipleEffectofAdoptionQuantificationPerShare_23C98749FB2FD878A0D566193326887D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification, Per Share </link:label>
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<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NewAccountingPronouncementorChangeinAccountingPrincipleEffectofAdoptionQuantificationPerShare" xlink:label="loc_lvlt_NewAccountingPronouncementorChangeinAccountingPrincipleEffectofAdoptionQuantificationPerShare_23C98749FB2FD878A0D566193326887D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredFinanceCostsNet_146238D353B58C97144C66144FB4DB9A_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNet_146238D353B58C97144C66144FB4DB9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Net </link:label>
<link:label id="lab_us-gaap_DeferredFinanceCostsNet_146238D353B58C97144C66144FB4DB9A_label_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNet_146238D353B58C97144C66144FB4DB9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Net </link:label>
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<link:label id="lab_us-gaap_BusinessCombinationsAbstract_D65B2A41450B728491CC7166DE7511B9_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_D65B2A41450B728491CC7166DE7511B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combinations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_D65B2A41450B728491CC7166DE7511B9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_C56EA761AD668EE4AAB77166DE77E77E_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_C56EA761AD668EE4AAB77166DE77E77E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Events Associated with the Acquisition of tw telecom inc. </link:label>
<link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_C56EA761AD668EE4AAB77166DE77E77E_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_C56EA761AD668EE4AAB77166DE77E77E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="loc_us-gaap_BusinessCombinationDisclosureTextBlock_C56EA761AD668EE4AAB77166DE77E77E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CondensedFinancialStatementsTextBlock_BEE44A06E9A5F67D48AA3845C8A117D2_terseLabel_en-US" xlink:label="lab_us-gaap_CondensedFinancialStatementsTextBlock_BEE44A06E9A5F67D48AA3845C8A117D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Consolidating Financial Information </link:label>
<link:label id="lab_us-gaap_CondensedFinancialStatementsTextBlock_BEE44A06E9A5F67D48AA3845C8A117D2_label_en-US" xlink:label="lab_us-gaap_CondensedFinancialStatementsTextBlock_BEE44A06E9A5F67D48AA3845C8A117D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Financial Statements [Text Block] </link:label>
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<link:label id="lab_lvlt_LongTermDebtAndCapitalLeaseTextBlock_125853DE2ECD09F282C33845C925BD1A_terseLabel_en-US" xlink:label="lab_lvlt_LongTermDebtAndCapitalLeaseTextBlock_125853DE2ECD09F282C33845C925BD1A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Debt </link:label>
<link:label id="lab_lvlt_LongTermDebtAndCapitalLeaseTextBlock_125853DE2ECD09F282C33845C925BD1A_label_en-US" xlink:label="lab_lvlt_LongTermDebtAndCapitalLeaseTextBlock_125853DE2ECD09F282C33845C925BD1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt and Capital Lease Text Block </link:label>
<link:label id="lab_lvlt_LongTermDebtAndCapitalLeaseTextBlock_125853DE2ECD09F282C33845C925BD1A_documentation_en-US" xlink:label="lab_lvlt_LongTermDebtAndCapitalLeaseTextBlock_125853DE2ECD09F282C33845C925BD1A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element may be used as a single block of text to encapsulate the entire disclosure for long-term borrowings including description of the capital leasing arrangements. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_LongTermDebtAndCapitalLeaseTextBlock" xlink:label="loc_lvlt_LongTermDebtAndCapitalLeaseTextBlock_125853DE2ECD09F282C33845C925BD1A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_D72ED6226038F0812480702B9D9F5BA9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_D72ED6226038F0812480702B9D9F5BA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of non-cash compensation expense and capitalized non-cash compensation </link:label>
<link:label id="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_D72ED6226038F0812480702B9D9F5BA9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_D72ED6226038F0812480702B9D9F5BA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_20A80ED200B108F13740702B9D9F3FB7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_20A80ED200B108F13740702B9D9F3FB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of OSO valuation assumptions </link:label>
<link:label id="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_20A80ED200B108F13740702B9D9F3FB7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_20A80ED200B108F13740702B9D9F3FB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_0FD8D51D85822EEC7C22702B9D9F26B0_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_0FD8D51D85822EEC7C22702B9D9F26B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule OSO activity </link:label>
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<link:label id="lab_us-gaap_PlanNameAxis_161D113C88227F24E59A702B9D703EB8_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameAxis_161D113C88227F24E59A702B9D703EB8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name </link:label>
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<link:label id="lab_us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable_52D4158E5BCB127AF789702B9D67D870_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable_52D4158E5BCB127AF789702B9D67D870" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable_52D4158E5BCB127AF789702B9D67D870_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsByTitleOfIndividualAndByTypeOfDeferredCompensationTable_52D4158E5BCB127AF789702B9D67D870" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] </link:label>
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<link:label id="lab_lvlt_RestrictedStockUnitBonusGrantMember_D2FCD55F75A17AB944E0702B9D67F3A0_terseLabel_en-US" xlink:label="lab_lvlt_RestrictedStockUnitBonusGrantMember_D2FCD55F75A17AB944E0702B9D67F3A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Stock Unit Bonus Grant </link:label>
<link:label id="lab_lvlt_RestrictedStockUnitBonusGrantMember_D2FCD55F75A17AB944E0702B9D67F3A0_label_en-US" xlink:label="lab_lvlt_RestrictedStockUnitBonusGrantMember_D2FCD55F75A17AB944E0702B9D67F3A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock Unit Bonus Grant [Member] </link:label>
<link:label id="lab_lvlt_RestrictedStockUnitBonusGrantMember_D2FCD55F75A17AB944E0702B9D67F3A0_documentation_en-US" xlink:label="lab_lvlt_RestrictedStockUnitBonusGrantMember_D2FCD55F75A17AB944E0702B9D67F3A0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restricted stock units bonus grant as awarded by a company to their employees as a form of incentive compensation. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_RestrictedStockUnitBonusGrantMember" xlink:label="loc_lvlt_RestrictedStockUnitBonusGrantMember_D2FCD55F75A17AB944E0702B9D67F3A0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems_017D228066506F6F63F2702B9D67C834_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems_017D228066506F6F63F2702B9D67C834" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits </link:label>
<link:label id="lab_us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems_017D228066506F6F63F2702B9D67C834_label_en-US" xlink:label="lab_us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems_017D228066506F6F63F2702B9D67C834" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualExcludingShareBasedPaymentsAndPostretirementBenefitsLineItems_017D228066506F6F63F2702B9D67C834" xlink:type="locator"/>
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<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedOrExpectedToBeGrantedInNextFiscalPeriod_C9DB13B9B4606C9A8F5B702B9D6777FA_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedOrExpectedToBeGrantedInNextFiscalPeriod_C9DB13B9B4606C9A8F5B702B9D6777FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Granted or Expected to Be Granted in Next Fiscal Period </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedOrExpectedToBeGrantedInNextFiscalPeriod_C9DB13B9B4606C9A8F5B702B9D6777FA_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedOrExpectedToBeGrantedInNextFiscalPeriod_C9DB13B9B4606C9A8F5B702B9D6777FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Granted or Expected to Be Granted in Next Fiscal Period </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedOrExpectedToBeGrantedInNextFiscalPeriod_C9DB13B9B4606C9A8F5B702B9D6777FA_documentation_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedOrExpectedToBeGrantedInNextFiscalPeriod_C9DB13B9B4606C9A8F5B702B9D6777FA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Granted or Expected to Be Granted in Next Fiscal Period </link:label>
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<link:label id="lab_country_BR_C3F83A705448141EA3B4666F374C5C2D_terseLabel_en-US" xlink:label="lab_country_BR_C3F83A705448141EA3B4666F374C5C2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> BRAZIL </link:label>
<link:label id="lab_country_BR_C3F83A705448141EA3B4666F374C5C2D_label_en-US" xlink:label="lab_country_BR_C3F83A705448141EA3B4666F374C5C2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> BRAZIL </link:label>
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<link:label id="lab_lvlt_SeniorNotes8Point625PercentDue2020Member_AF9F72C09A695DA6685066646901FCB7_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes8Point625PercentDue2020Member_AF9F72C09A695DA6685066646901FCB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes due 2020 (8.625%) </link:label>
<link:label id="lab_lvlt_SeniorNotes8Point625PercentDue2020Member_AF9F72C09A695DA6685066646901FCB7_label_en-US" xlink:label="lab_lvlt_SeniorNotes8Point625PercentDue2020Member_AF9F72C09A695DA6685066646901FCB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 8 Point 625 Percent Due 2020 [Member] </link:label>
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<link:label id="lab_lvlt_SeniorNotes9Point375PercentDue2019Member_55C0F106F102D3F5559166646901CC62_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes9Point375PercentDue2019Member_55C0F106F102D3F5559166646901CC62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes due 2019 (9.375%) </link:label>
<link:label id="lab_lvlt_SeniorNotes9Point375PercentDue2019Member_55C0F106F102D3F5559166646901CC62_label_en-US" xlink:label="lab_lvlt_SeniorNotes9Point375PercentDue2019Member_55C0F106F102D3F5559166646901CC62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 9 Point 375 Percent Due 2019 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes9Point375PercentDue2019Member_55C0F106F102D3F5559166646901CC62_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes9Point375PercentDue2019Member_55C0F106F102D3F5559166646901CC62" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents senior notes bearing interest at 9.375 percent which mature in 2019. </link:label>
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<link:label id="lab_lvlt_SeniorNotes8Point125PercentDue2019Member_8F6D6551A05A6E39E25E66646901882A_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes8Point125PercentDue2019Member_8F6D6551A05A6E39E25E66646901882A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes due 2019 (8.125%) </link:label>
<link:label id="lab_lvlt_SeniorNotes8Point125PercentDue2019Member_8F6D6551A05A6E39E25E66646901882A_label_en-US" xlink:label="lab_lvlt_SeniorNotes8Point125PercentDue2019Member_8F6D6551A05A6E39E25E66646901882A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 8 Point 125 Percent Due 2019 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes8Point125PercentDue2019Member_8F6D6551A05A6E39E25E66646901882A_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes8Point125PercentDue2019Member_8F6D6551A05A6E39E25E66646901882A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents senior notes bearing interest at 8.125 percent which mature in 2019. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes8Point125PercentDue2019Member" xlink:label="loc_lvlt_SeniorNotes8Point125PercentDue2019Member_8F6D6551A05A6E39E25E66646901882A" xlink:type="locator"/>
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<link:label id="lab_lvlt_SeniorNotes8Point875PercentDue2019Member_52A901493FD28ECC7CEC666469014D40_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes8Point875PercentDue2019Member_52A901493FD28ECC7CEC666469014D40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes due 2019 (8.875%) </link:label>
<link:label id="lab_lvlt_SeniorNotes8Point875PercentDue2019Member_52A901493FD28ECC7CEC666469014D40_label_en-US" xlink:label="lab_lvlt_SeniorNotes8Point875PercentDue2019Member_52A901493FD28ECC7CEC666469014D40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 8 point 875 percent due 2019 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes8Point875PercentDue2019Member_52A901493FD28ECC7CEC666469014D40_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes8Point875PercentDue2019Member_52A901493FD28ECC7CEC666469014D40" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 8 point 875 percent due 2019 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes8Point875PercentDue2019Member" xlink:label="loc_lvlt_SeniorNotes8Point875PercentDue2019Member_52A901493FD28ECC7CEC666469014D40" xlink:type="locator"/>
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<link:label id="lab_lvlt_TrancheB2022TermLoansMember_16E38B074A6C330CE190666469016C93_terseLabel_en-US" xlink:label="lab_lvlt_TrancheB2022TermLoansMember_16E38B074A6C330CE190666469016C93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche B 2022 Term Loans </link:label>
<link:label id="lab_lvlt_TrancheB2022TermLoansMember_16E38B074A6C330CE190666469016C93_label_en-US" xlink:label="lab_lvlt_TrancheB2022TermLoansMember_16E38B074A6C330CE190666469016C93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tranche B 2022 Term Loans [Member] </link:label>
<link:label id="lab_lvlt_TrancheB2022TermLoansMember_16E38B074A6C330CE190666469016C93_documentation_en-US" xlink:label="lab_lvlt_TrancheB2022TermLoansMember_16E38B074A6C330CE190666469016C93" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tranche B 2022 Term Loans </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_TrancheB2022TermLoansMember" xlink:label="loc_lvlt_TrancheB2022TermLoansMember_16E38B074A6C330CE190666469016C93" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44B4BD5A92F5D51B304D666469024FF5_label_en-US" xlink:label="lab_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44B4BD5A92F5D51B304D666469024FF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Selected Quarterly Financial Information [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:label="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44B4BD5A92F5D51B304D666469024FF5" xlink:type="locator"/>
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<link:label id="lab_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC_terseLabel_en-US" xlink:label="lab_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Network Access Costs </link:label>
<link:label id="lab_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC_label_en-US" xlink:label="lab_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Network Access Costs </link:label>
<link:label id="lab_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC_documentation_en-US" xlink:label="lab_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Network Access Costs for the communications business includes leased capacity, right-of-way costs, access charges, satellite transponder lease costs and other third party costs directly attributable to providing access to customer locations from the Level 3 network, but excludes Network Related Expenses, employee expenses, depreciation and amortization and related impairment expenses. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NetworkAccessCosts" xlink:label="loc_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC" xlink:to="lab_lvlt_NetworkAccessCosts_FBB9B8EE25934BB13F62666469025ABC" xlink:type="arc"/>
<link:label id="lab_lvlt_NetworkRelatedExpenses_E499986F458071991F9C6664690276BA_terseLabel_en-US" xlink:label="lab_lvlt_NetworkRelatedExpenses_E499986F458071991F9C6664690276BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Network Related Expenses </link:label>
<link:label id="lab_lvlt_NetworkRelatedExpenses_E499986F458071991F9C6664690276BA_label_en-US" xlink:label="lab_lvlt_NetworkRelatedExpenses_E499986F458071991F9C6664690276BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Network Related Expenses </link:label>
<link:label id="lab_lvlt_NetworkRelatedExpenses_E499986F458071991F9C6664690276BA_documentation_en-US" xlink:label="lab_lvlt_NetworkRelatedExpenses_E499986F458071991F9C6664690276BA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Network Related Expenses includes certain expenses associated with the delivery of services to customers and the operation and maintenance of the Level 3 network, such as facility rent, utilities, maintenance and other costs, as well as salaries, wages and related benefits (including non-cash stock-based compensation expenses) associated with personnel who are responsible for the delivery of services, operation and maintenance of its communications network, but excludes depreciation and amortization. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NetworkRelatedExpenses" xlink:label="loc_lvlt_NetworkRelatedExpenses_E499986F458071991F9C6664690276BA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_3496188E9245B225024066646902B5B5_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_3496188E9245B225024066646902B5B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation and Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_3496188E9245B225024066646902B5B5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_C1AD7AB898DC5C12BBD266646902BF5F_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_C1AD7AB898DC5C12BBD266646902BF5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Selling, General and Administrative Expenses </link:label>
<link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_C1AD7AB898DC5C12BBD266646902BF5F_label_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_C1AD7AB898DC5C12BBD266646902BF5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Selling, General and Administrative Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_C1AD7AB898DC5C12BBD266646902BF5F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostsAndExpenses_9FAA05CCA0A45445FC1B66646902A92C_terseLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_9FAA05CCA0A45445FC1B66646902A92C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Costs and Expenses </link:label>
<link:label id="lab_us-gaap_CostsAndExpenses_9FAA05CCA0A45445FC1B66646902A92C_label_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_9FAA05CCA0A45445FC1B66646902A92C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Costs and Expenses </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaap_CostsAndExpenses_9FAA05CCA0A45445FC1B66646902A92C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostsAndExpenses_9FAA05CCA0A45445FC1B66646902A92C" xlink:to="lab_us-gaap_CostsAndExpenses_9FAA05CCA0A45445FC1B66646902A92C" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingIncomeLoss_25958674A8E3F014C0CD66646903EA25_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_25958674A8E3F014C0CD66646903EA25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Income (Loss) </link:label>
<link:label id="lab_us-gaap_OperatingIncomeLoss_25958674A8E3F014C0CD66646903EA25_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_25958674A8E3F014C0CD66646903EA25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Income (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_25958674A8E3F014C0CD66646903EA25" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InvestmentIncomeInterest_04495AACE578550CCCFE66646903E552_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_04495AACE578550CCCFE66646903E552" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest Income </link:label>
<link:label id="lab_us-gaap_InvestmentIncomeInterest_04495AACE578550CCCFE66646903E552_label_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_04495AACE578550CCCFE66646903E552" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Income, Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_us-gaap_InvestmentIncomeInterest_04495AACE578550CCCFE66646903E552" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestExpense_673FFBB6FE2A45B7758C666469037DBE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_673FFBB6FE2A45B7758C666469037DBE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Interest Expense </link:label>
<link:label id="lab_us-gaap_InterestExpense_673FFBB6FE2A45B7758C666469037DBE_label_en-US" xlink:label="lab_us-gaap_InterestExpense_673FFBB6FE2A45B7758C666469037DBE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_673FFBB6FE2A45B7758C666469037DBE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_5CB487A324AF5CD63CF266646903CB10_terseLabel_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_5CB487A324AF5CD63CF266646903CB10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss on modification and extinguishment of debt </link:label>
<link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_5CB487A324AF5CD63CF266646903CB10_label_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_5CB487A324AF5CD63CF266646903CB10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Extinguishment of Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_5CB487A324AF5CD63CF266646903CB10" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_F3E9A941B71BF92B7F2366646908064D_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_F3E9A941B71BF92B7F2366646908064D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other, net </link:label>
<link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_F3E9A941B71BF92B7F2366646908064D_label_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_F3E9A941B71BF92B7F2366646908064D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Nonoperating Income (Expense) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_F3E9A941B71BF92B7F2366646908064D" xlink:type="locator"/>
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<link:label id="lab_lvlt_OtherIncomeExpense_E3D5D065287E866EA81E666469083301_terseLabel_en-US" xlink:label="lab_lvlt_OtherIncomeExpense_E3D5D065287E866EA81E666469083301" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Other Expense </link:label>
<link:label id="lab_lvlt_OtherIncomeExpense_E3D5D065287E866EA81E666469083301_label_en-US" xlink:label="lab_lvlt_OtherIncomeExpense_E3D5D065287E866EA81E666469083301" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Income Expense </link:label>
<link:label id="lab_lvlt_OtherIncomeExpense_E3D5D065287E866EA81E666469083301_documentation_en-US" xlink:label="lab_lvlt_OtherIncomeExpense_E3D5D065287E866EA81E666469083301" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Income Expense </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OtherIncomeExpense" xlink:label="loc_lvlt_OtherIncomeExpense_E3D5D065287E866EA81E666469083301" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_7F389861B26F8B67AE385D33674EAC78_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_7F389861B26F8B67AE385D33674EAC78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_7F389861B26F8B67AE385D33674EAC78" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_7F389861B26F8B67AE385D33674EAC78" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_7F389861B26F8B67AE385D33674EAC78" xlink:type="arc"/>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_1FD8DFB3383AAD0D4DD05D33674F7EA9_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_1FD8DFB3383AAD0D4DD05D33674F7EA9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive Income </link:label>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_1FD8DFB3383AAD0D4DD05D33674F7EA9_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_1FD8DFB3383AAD0D4DD05D33674F7EA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss), Net of Tax, Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_1FD8DFB3383AAD0D4DD05D33674F7EA9" xlink:type="locator"/>
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<link:label id="lab_lvlt_TrancheB2022TermLoanTotalMember_7E3B049DB9E12EE25D6B702B9DBED427_terseLabel_en-US" xlink:label="lab_lvlt_TrancheB2022TermLoanTotalMember_7E3B049DB9E12EE25D6B702B9DBED427" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> TrancheB2022TermLoanTotal [Member] </link:label>
<link:label id="lab_lvlt_TrancheB2022TermLoanTotalMember_7E3B049DB9E12EE25D6B702B9DBED427_label_en-US" xlink:label="lab_lvlt_TrancheB2022TermLoanTotalMember_7E3B049DB9E12EE25D6B702B9DBED427" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> TrancheB2022TermLoanTotal [Member] </link:label>
<link:label id="lab_lvlt_TrancheB2022TermLoanTotalMember_7E3B049DB9E12EE25D6B702B9DBED427_documentation_en-US" xlink:label="lab_lvlt_TrancheB2022TermLoanTotalMember_7E3B049DB9E12EE25D6B702B9DBED427" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> TrancheB2022TermLoanTotal </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_TrancheB2022TermLoanTotalMember" xlink:label="loc_lvlt_TrancheB2022TermLoanTotalMember_7E3B049DB9E12EE25D6B702B9DBED427" xlink:type="locator"/>
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<link:label id="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_A9D2BC12181CF6B74CF3702B9DBEC14E_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_A9D2BC12181CF6B74CF3702B9DBEC14E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> SeniorNotes6Point125PercentDue2021 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes6Point125PercentDue2021Member" xlink:label="loc_lvlt_SeniorNotes6Point125PercentDue2021Member_A9D2BC12181CF6B74CF3702B9DBEC14E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes6Point125PercentDue2021Member_A9D2BC12181CF6B74CF3702B9DBEC14E" xlink:to="lab_lvlt_SeniorNotes6Point125PercentDue2021Member_A9D2BC12181CF6B74CF3702B9DBEC14E" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes7PercentDue2020Member_F4A1E29F3B8FF321FDAC702B9DBECD9C_verboseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes7PercentDue2020Member_F4A1E29F3B8FF321FDAC702B9DBECD9C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 7 Percent Due 2020 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes7PercentDue2020Member" xlink:label="loc_lvlt_SeniorNotes7PercentDue2020Member_F4A1E29F3B8FF321FDAC702B9DBECD9C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes7PercentDue2020Member_F4A1E29F3B8FF321FDAC702B9DBECD9C" xlink:to="lab_lvlt_SeniorNotes7PercentDue2020Member_F4A1E29F3B8FF321FDAC702B9DBECD9C" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 11 Point 875 Percent Due 2019 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388_label_en-US" xlink:label="lab_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 11 Point 875 Percent Due 2019 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents senior notes bearing interest at 11.875 percent which mature in 2019. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes11Point875PercentDue2019Member" xlink:label="loc_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388" xlink:to="lab_lvlt_SeniorNotes11Point875PercentDue2019Member_DB2F1ECD256B0A4D9E84702B9DBF1388" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes due 2024 (5.375%) </link:label>
<link:label id="lab_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18_label_en-US" xlink:label="lab_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 375Percent Due 2024 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 375Percent Due 2024 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5point375PercentDue2024Member" xlink:label="loc_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18" xlink:to="lab_lvlt_SeniorNotes5point375PercentDue2024Member_BCCC2FA7CABBD763E0AE702B9DBFBB18" xlink:type="arc"/>
<link:label id="lab_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A_terseLabel_en-US" xlink:label="lab_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 250Percent Due 2026 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A_label_en-US" xlink:label="lab_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 250Percent Due 2026 [Member] </link:label>
<link:label id="lab_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A_documentation_en-US" xlink:label="lab_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Senior Notes 5point 250Percent Due 2026 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_SeniorNotes5point250PercentDue2026Member" xlink:label="loc_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A" xlink:to="lab_lvlt_SeniorNotes5point250PercentDue2026Member_D58015538DE133EEBB03702B9DC0E96A" xlink:type="arc"/>
<link:label id="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember_E1F75E6FE7C44534F003702B9DC05762_terseLabel_en-US" xlink:label="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember_E1F75E6FE7C44534F003702B9DC05762" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Convertible Senior Notes due 2015 Series B (7.0%) </link:label>
<link:label id="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember_E1F75E6FE7C44534F003702B9DC05762_label_en-US" xlink:label="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember_E1F75E6FE7C44534F003702B9DC05762" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Convertible Senior Notes 7 Percent Due 2015 Series B [Member] </link:label>
<link:label id="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember_E1F75E6FE7C44534F003702B9DC05762_documentation_en-US" xlink:label="lab_lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember_E1F75E6FE7C44534F003702B9DC05762" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents convertible senior notes (Series B) bearing interest at 7.0 percent which mature in 2015. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember" xlink:label="loc_lvlt_ConvertibleSeniorNotes7PercentDue2015SeriesBMember_E1F75E6FE7C44534F003702B9DC05762" xlink:type="locator"/>
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<link:label id="lab_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817_terseLabel_en-US" xlink:label="lab_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 3 Escrow II, Inc. [Member] </link:label>
<link:label id="lab_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817_label_en-US" xlink:label="lab_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Level 3 Escrow II, Inc. [Member] </link:label>
<link:label id="lab_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817_documentation_en-US" xlink:label="lab_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Level 3 Escrow II, Inc. [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Level3EscrowIIInc.Member" xlink:label="loc_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817" xlink:to="lab_lvlt_Level3EscrowIIInc.Member_351F77A6BFB93F4B1720702B9DC00817" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_DBEF11B0D457FE67B070702B9DC1121D_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_DBEF11B0D457FE67B070702B9DC1121D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Face Amount </link:label>
<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_DBEF11B0D457FE67B070702B9DC1121D_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_DBEF11B0D457FE67B070702B9DC1121D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Face Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_DBEF11B0D457FE67B070702B9DC1121D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFaceAmount_DBEF11B0D457FE67B070702B9DC1121D" xlink:to="lab_us-gaap_DebtInstrumentFaceAmount_DBEF11B0D457FE67B070702B9DC1121D" xlink:type="arc"/>
<link:label id="lab_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4_terseLabel_en-US" xlink:label="lab_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tranche B Term Loan 2022 upfront payment percentage </link:label>
<link:label id="lab_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4_label_en-US" xlink:label="lab_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tranche B Term Loan 2022 upfront payment percentage </link:label>
<link:label id="lab_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4_documentation_en-US" xlink:label="lab_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tranche B Term Loan 2022 upfront payment percentage </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_TrancheBTermLoan2022upfrontpaymentpercentage" xlink:label="loc_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4" xlink:to="lab_lvlt_TrancheBTermLoan2022upfrontpaymentpercentage_8D6FE7378550270FDB6E702B9DC1F8C4" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_85844E5792226A54F833702B9DC22B29_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_85844E5792226A54F833702B9DC22B29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument, Interest spread on debt (as percent) </link:label>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_85844E5792226A54F833702B9DC22B29_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_85844E5792226A54F833702B9DC22B29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Basis Spread on Variable Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_85844E5792226A54F833702B9DC22B29" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_85844E5792226A54F833702B9DC22B29" xlink:to="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_85844E5792226A54F833702B9DC22B29" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtConversionOriginalDebtAmount1_27C98AFC50F365273750702B9DC20A08_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionOriginalDebtAmount1_27C98AFC50F365273750702B9DC20A08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Original Debt, Amount </link:label>
<link:label id="lab_us-gaap_DebtConversionOriginalDebtAmount1_27C98AFC50F365273750702B9DC20A08_label_en-US" xlink:label="lab_us-gaap_DebtConversionOriginalDebtAmount1_27C98AFC50F365273750702B9DC20A08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Original Debt, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtConversionOriginalDebtAmount1" xlink:label="loc_us-gaap_DebtConversionOriginalDebtAmount1_27C98AFC50F365273750702B9DC20A08" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtConversionOriginalDebtAmount1_27C98AFC50F365273750702B9DC20A08" xlink:to="lab_us-gaap_DebtConversionOriginalDebtAmount1_27C98AFC50F365273750702B9DC20A08" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentRedemptionPricePercentage_509749B103AEADB11728702B9DC2A985_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPricePercentage_509749B103AEADB11728702B9DC2A985" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Redemption Price, Percentage </link:label>
<link:label id="lab_us-gaap_DebtInstrumentRedemptionPricePercentage_509749B103AEADB11728702B9DC2A985_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPricePercentage_509749B103AEADB11728702B9DC2A985" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Redemption Price, Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_509749B103AEADB11728702B9DC2A985" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_509749B103AEADB11728702B9DC2A985" xlink:to="lab_us-gaap_DebtInstrumentRedemptionPricePercentage_509749B103AEADB11728702B9DC2A985" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_49CF9CFBE31534ED2357702B9DC29213_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_49CF9CFBE31534ED2357702B9DC29213" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Converted Instrument, Amount </link:label>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_49CF9CFBE31534ED2357702B9DC29213_label_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_49CF9CFBE31534ED2357702B9DC29213" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Converted Instrument, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentAmount1" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_49CF9CFBE31534ED2357702B9DC29213" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_49CF9CFBE31534ED2357702B9DC29213" xlink:to="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_49CF9CFBE31534ED2357702B9DC29213" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_6A8FDB9E5F8E404CAF0D702B9DC26CCF_terseLabel_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_6A8FDB9E5F8E404CAF0D702B9DC26CCF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument, weighted average interest rate (as percent) </link:label>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_6A8FDB9E5F8E404CAF0D702B9DC26CCF_label_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_6A8FDB9E5F8E404CAF0D702B9DC26CCF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtWeightedAverageInterestRate" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_6A8FDB9E5F8E404CAF0D702B9DC26CCF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtWeightedAverageInterestRate_6A8FDB9E5F8E404CAF0D702B9DC26CCF" xlink:to="lab_us-gaap_DebtWeightedAverageInterestRate_6A8FDB9E5F8E404CAF0D702B9DC26CCF" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredFinanceCostsGross_0F3777963354EC087973702B9DC206E9_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsGross_0F3777963354EC087973702B9DC206E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Net </link:label>
<link:label id="lab_us-gaap_DeferredFinanceCostsGross_0F3777963354EC087973702B9DC206E9_label_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsGross_0F3777963354EC087973702B9DC206E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFinanceCostsGross" xlink:label="loc_us-gaap_DeferredFinanceCostsGross_0F3777963354EC087973702B9DC206E9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredFinanceCostsGross_0F3777963354EC087973702B9DC206E9" xlink:to="lab_us-gaap_DeferredFinanceCostsGross_0F3777963354EC087973702B9DC206E9" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_B7625A1A5C790C523F51702B9DC3773E_terseLabel_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_B7625A1A5C790C523F51702B9DC3773E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Unamortized Debt Issuance Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense" xlink:label="loc_us-gaap_UnamortizedDebtIssuanceExpense_B7625A1A5C790C523F51702B9DC3773E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnamortizedDebtIssuanceExpense_B7625A1A5C790C523F51702B9DC3773E" xlink:to="lab_us-gaap_UnamortizedDebtIssuanceExpense_B7625A1A5C790C523F51702B9DC3773E" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_C1DB5AA03F8593CCACC1702B9DC347AA_verboseLabel_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_C1DB5AA03F8593CCACC1702B9DC347AA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Loss on extinguishment of debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_C1DB5AA03F8593CCACC1702B9DC347AA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_C1DB5AA03F8593CCACC1702B9DC347AA" xlink:to="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_C1DB5AA03F8593CCACC1702B9DC347AA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_AA55E0226D82B89A870F702B9DC3F46C_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_AA55E0226D82B89A870F702B9DC3F46C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt conversion, shares issued upon conversion (in shares) </link:label>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_AA55E0226D82B89A870F702B9DC3F46C_label_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_AA55E0226D82B89A870F702B9DC3F46C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Converted Instrument, Shares Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_AA55E0226D82B89A870F702B9DC3F46C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_AA55E0226D82B89A870F702B9DC3F46C" xlink:to="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_AA55E0226D82B89A870F702B9DC3F46C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConversionOfStockSharesConverted1_405195398C598DB859D9702B9DC32665_terseLabel_en-US" xlink:label="lab_us-gaap_ConversionOfStockSharesConverted1_405195398C598DB859D9702B9DC32665" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Conversion of Stock, Shares Converted </link:label>
<link:label id="lab_us-gaap_ConversionOfStockSharesConverted1_405195398C598DB859D9702B9DC32665_label_en-US" xlink:label="lab_us-gaap_ConversionOfStockSharesConverted1_405195398C598DB859D9702B9DC32665" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Conversion of Stock, Shares Converted </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConversionOfStockSharesConverted1" xlink:label="loc_us-gaap_ConversionOfStockSharesConverted1_405195398C598DB859D9702B9DC32665" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConversionOfStockSharesConverted1_405195398C598DB859D9702B9DC32665" xlink:to="lab_us-gaap_ConversionOfStockSharesConverted1_405195398C598DB859D9702B9DC32665" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E_terseLabel_en-US" xlink:label="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument, redemption period notice minimum (number of days) </link:label>
<link:label id="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E_label_en-US" xlink:label="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Redemption Period Notice Minimum Number of Days </link:label>
<link:label id="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E_documentation_en-US" xlink:label="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the minimum number of days' notice that the entity must provide if a redemption of the debt instrument is planned. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays" xlink:label="loc_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E" xlink:to="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMinimumNumberOfDays_B7937D365B1CEEDF3D03702B9DC3216E" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115_terseLabel_en-US" xlink:label="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument, redemption period notice maximum (number of days) </link:label>
<link:label id="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115_label_en-US" xlink:label="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument Redemption Period Notice Maximum Number of Days </link:label>
<link:label id="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115_documentation_en-US" xlink:label="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the maximum number of days' notice that the entity must provide if a redemption of the debt instrument is planned using cash proceeds from certain equity proceeds at any time on or prior to April 1, 2014. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays" xlink:label="loc_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115" xlink:to="lab_lvlt_DebtInstrumentRedemptionPeriodNoticeMaximumNumberOfDays_6384F472B32CB8E4F33F702B9DC3D115" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679_terseLabel_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Future contractual maturities of long-term debt and capital leases (excluding issue discounts, premiums and fair value adjustments) </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679_label_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt and Capital Lease Obligations by Maturity [Abstract] </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679_documentation_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract" xlink:label="loc_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679" xlink:to="lab_lvlt_DebtAndCapitalLeaseObligationsByMaturityAbstract_D59E6DC77E91D3966F25702B9DC34679" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3_terseLabel_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3_label_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt and Capital Lease Obligations Maturities Repayments of Principal First Full Fiscal Year </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3_documentation_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of long-term debt and capital lease obligations maturing within the first full fiscal year following the date of the most recent balance sheet presented in the financial statements. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear" xlink:label="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3" xlink:to="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFirstFullFiscalYear_64B4D062BCA893FAE6F0702B9DC306A3" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C_terseLabel_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C_label_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt and Capital Lease Obligations Maturities Repayments of Principal Second Full Fiscal Year </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C_documentation_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of long-term debt and capital lease obligations maturing within the second full fiscal year following the date of the most recent balance sheet presented in the financial statements. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear" xlink:label="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C" xlink:to="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalSecondFullFiscalYear_8918D79AA1003FF01FAE702B9DC3275C" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC_terseLabel_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC_label_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt and Capital Lease Obligations Maturities Repayments of Principal Third Full Fiscal Year </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC_documentation_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of long-term debt and capital lease obligations maturing within the third full fiscal year following the date of the most recent balance sheet presented in the financial statements. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear" xlink:label="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC" xlink:to="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalThirdFullFiscalYear_6A4859961FE053B99F35702B9DC38BBC" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B_terseLabel_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B_label_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt and Capital Lease Obligations Maturities Repayments of Principal Fourth Full Fiscal Year </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B_documentation_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of long-term debt and capital lease obligations maturing within the fourth full fiscal year following the date of the most recent balance sheet presented in the financial statements. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear" xlink:label="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B" xlink:to="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFourthFullFiscalYear_04AC5632D0D5A6645060702B9DC3959B" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E_terseLabel_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E_label_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt And Capital Lease Obligations Maturities Repayments Of Principal Fifth Full Fiscal Year </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E_documentation_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of long-term debt and capital lease obligations maturing within the fifth full fiscal year following the date of the most recent balance sheet presented in the financial statements. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear" xlink:label="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E" xlink:to="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalFifthFullFiscalYear_C9DE68879F4214542D16702B9DC3597E" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D_terseLabel_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D_label_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt and Capital Lease Obligations Maturities Repayments of Principal after Fifth Full Fiscal Year </link:label>
<link:label id="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D_documentation_en-US" xlink:label="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of long-term debt and capital lease obligations maturing after the fifth full fiscal year following the date of the most recent balance sheet presented in the financial statements. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear" xlink:label="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D" xlink:to="lab_lvlt_DebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterFifthFullFiscalYear_0E662BBBDA0DA9326BE7702B9DC4F35D" xlink:type="arc"/>
<link:label id="lab_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC_totalLabel_en-US" xlink:label="lab_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Debt Obligations </link:label>
<link:label id="lab_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC_label_en-US" xlink:label="lab_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument and Capital Lease Obligations Carrying Amount </link:label>
<link:label id="lab_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC_documentation_en-US" xlink:label="lab_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Including current and noncurrent portions, aggregate carrying amount of long-term borrowings and capital lease obligations as of the balance sheet date before deducting unamortized discount or premiums (if any). </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount" xlink:label="loc_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC" xlink:to="lab_lvlt_DebtInstrumentAndCapitalLeaseObligationsCarryingAmount_CFB5B432F20AE67B531E702B9DC4DCCC" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_134D601FF2F5FA79AE4471671D077B83_verboseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_134D601FF2F5FA79AE4471671D077B83" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of the Final Purchase Price Allocation </link:label>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_134D601FF2F5FA79AE4471671D077B83_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_134D601FF2F5FA79AE4471671D077B83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_134D601FF2F5FA79AE4471671D077B83" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_134D601FF2F5FA79AE4471671D077B83" xlink:to="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_134D601FF2F5FA79AE4471671D077B83" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_3835DF1939CB09C4904471671D07048D_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_3835DF1939CB09C4904471671D07048D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Unaudited Pro Forma Financial Information for the Amalgamation </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_3835DF1939CB09C4904471671D07048D_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_3835DF1939CB09C4904471671D07048D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Pro Forma Information [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_3835DF1939CB09C4904471671D07048D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_3835DF1939CB09C4904471671D07048D" xlink:to="lab_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_3835DF1939CB09C4904471671D07048D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProductOrServiceAxis_4BF8C08669E6A300E65E632811953977_terseLabel_en-US" xlink:label="lab_us-gaap_ProductOrServiceAxis_4BF8C08669E6A300E65E632811953977" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Products and Services [Axis] </link:label>
<link:label id="lab_us-gaap_ProductOrServiceAxis_4BF8C08669E6A300E65E632811953977_label_en-US" xlink:label="lab_us-gaap_ProductOrServiceAxis_4BF8C08669E6A300E65E632811953977" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Products and Services [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProductOrServiceAxis" xlink:label="loc_us-gaap_ProductOrServiceAxis_4BF8C08669E6A300E65E632811953977" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProductOrServiceAxis_4BF8C08669E6A300E65E632811953977" xlink:to="lab_us-gaap_ProductOrServiceAxis_4BF8C08669E6A300E65E632811953977" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProductsAndServicesDomain_654A8D9258528754E1DE632811958484_terseLabel_en-US" xlink:label="lab_us-gaap_ProductsAndServicesDomain_654A8D9258528754E1DE632811958484" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Products and Services [Domain] </link:label>
<link:label id="lab_us-gaap_ProductsAndServicesDomain_654A8D9258528754E1DE632811958484_label_en-US" xlink:label="lab_us-gaap_ProductsAndServicesDomain_654A8D9258528754E1DE632811958484" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Products and Services [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProductsAndServicesDomain" xlink:label="loc_us-gaap_ProductsAndServicesDomain_654A8D9258528754E1DE632811958484" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProductsAndServicesDomain_654A8D9258528754E1DE632811958484" xlink:to="lab_us-gaap_ProductsAndServicesDomain_654A8D9258528754E1DE632811958484" xlink:type="arc"/>
<link:label id="lab_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3_terseLabel_en-US" xlink:label="lab_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Core Network Service [Member] </link:label>
<link:label id="lab_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3_label_en-US" xlink:label="lab_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Core Network Service [Member] </link:label>
<link:label id="lab_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3_documentation_en-US" xlink:label="lab_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Core Network Services revenue from colocation and data center services, transport, IP and data services, and voice services. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_CoreNetworkServiceMember" xlink:label="loc_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3" xlink:to="lab_lvlt_CoreNetworkServiceMember_59CD60B217948328F4E9632811959CD3" xlink:type="arc"/>
<link:label id="lab_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745_terseLabel_en-US" xlink:label="lab_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Wholesale Voice Services and Other [Member] </link:label>
<link:label id="lab_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745_label_en-US" xlink:label="lab_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Wholesale Voice Services and Other [Member] </link:label>
<link:label id="lab_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745_documentation_en-US" xlink:label="lab_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Wholesale Voice Services and Other revenue from long distance voice services, including domestic and international voice termination and toll free services, revenue from managed modem and its related intercarrier compensation services and revenue from the "SBC Master Services Agreement", which was obtained through an acquisition in 2005. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_WholesaleVoiceServicesAndOtherMember" xlink:label="loc_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745" xlink:to="lab_lvlt_WholesaleVoiceServicesAndOtherMember_FB0D2851224A2999B6A963281195C745" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementGeographicalAxis_873BC3C1928AB46692656328119534A1_verboseLabel_en-US" xlink:label="lab_us-gaap_StatementGeographicalAxis_873BC3C1928AB46692656328119534A1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Statement, Geographical [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="loc_us-gaap_StatementGeographicalAxis_873BC3C1928AB46692656328119534A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementGeographicalAxis_873BC3C1928AB46692656328119534A1" xlink:to="lab_us-gaap_StatementGeographicalAxis_873BC3C1928AB46692656328119534A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentGeographicalDomain_C228889E72C18B700F8A632811950CC8_verboseLabel_en-US" xlink:label="lab_us-gaap_SegmentGeographicalDomain_C228889E72C18B700F8A632811950CC8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Segment, Geographical [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="loc_us-gaap_SegmentGeographicalDomain_C228889E72C18B700F8A632811950CC8" xlink:type="locator"/>
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<link:label id="lab_lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable_EFB0C743876ECE6893D0702B9D9AEBF4_terseLabel_en-US" xlink:label="lab_lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable_EFB0C743876ECE6893D0702B9D9AEBF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Employee Service Share-based Compensation Allocation of Recognized Period Costs and Award Type [Table] </link:label>
<link:label id="lab_lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable_EFB0C743876ECE6893D0702B9D9AEBF4_label_en-US" xlink:label="lab_lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable_EFB0C743876ECE6893D0702B9D9AEBF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Employee Service Share-based Compensation Allocation of Recognized Period Costs and Award Type [Table] </link:label>
<link:label id="lab_lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable_EFB0C743876ECE6893D0702B9D9AEBF4_documentation_en-US" xlink:label="lab_lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable_EFB0C743876ECE6893D0702B9D9AEBF4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule that sets forth the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period along with the types of awards. This may include the reporting line for the costs and the amount capitalized and expensed. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable" xlink:label="loc_lvlt_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypeTable_EFB0C743876ECE6893D0702B9D9AEBF4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AwardTypeAxis_558350B06F9A4B1F5AF1702B9D9A8929_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_558350B06F9A4B1F5AF1702B9D9A8929" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
<link:label id="lab_us-gaap_AwardTypeAxis_558350B06F9A4B1F5AF1702B9D9A8929_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_558350B06F9A4B1F5AF1702B9D9A8929" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Award Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_558350B06F9A4B1F5AF1702B9D9A8929" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_F37848D44A362BCDE7BF702B9D9A540E_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_F37848D44A362BCDE7BF702B9D9A540E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Award Type </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_F37848D44A362BCDE7BF702B9D9A540E_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_F37848D44A362BCDE7BF702B9D9A540E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Award [Domain] </link:label>
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<link:label id="lab_us-gaap_EmployeeStockOptionMember_546433902B3A9095AA86702B9D9A9588_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_546433902B3A9095AA86702B9D9A9588" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outperform Stock Options </link:label>
<link:label id="lab_us-gaap_EmployeeStockOptionMember_546433902B3A9095AA86702B9D9A9588_label_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_546433902B3A9095AA86702B9D9A9588" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Stock Option [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_546433902B3A9095AA86702B9D9A9588" xlink:type="locator"/>
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<link:label id="lab_lvlt_RestrictedStockUnitsAndSharesMember_5F02B1F902FA3F0A3B48702B9D9AB257_terseLabel_en-US" xlink:label="lab_lvlt_RestrictedStockUnitsAndSharesMember_5F02B1F902FA3F0A3B48702B9D9AB257" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units and Shares </link:label>
<link:label id="lab_lvlt_RestrictedStockUnitsAndSharesMember_5F02B1F902FA3F0A3B48702B9D9AB257_label_en-US" xlink:label="lab_lvlt_RestrictedStockUnitsAndSharesMember_5F02B1F902FA3F0A3B48702B9D9AB257" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units and Shares [Member] </link:label>
<link:label id="lab_lvlt_RestrictedStockUnitsAndSharesMember_5F02B1F902FA3F0A3B48702B9D9AB257_documentation_en-US" xlink:label="lab_lvlt_RestrictedStockUnitsAndSharesMember_5F02B1F902FA3F0A3B48702B9D9AB257" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restricted stock and stock units as awarded by a company to their employees as a form of incentive compensation. </link:label>
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<link:label id="lab_lvlt_PerformanceRestrictedStockUnitsMember_176C3D86A3F7BE6D6AD5702B9D9AD119_terseLabel_en-US" xlink:label="lab_lvlt_PerformanceRestrictedStockUnitsMember_176C3D86A3F7BE6D6AD5702B9D9AD119" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Performance Restricted Stock Units [Member] </link:label>
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<link:label id="lab_lvlt_A401KMatchMember_577720955045ECCFD2B1702B9D9A94EE_terseLabel_en-US" xlink:label="lab_lvlt_A401KMatchMember_577720955045ECCFD2B1702B9D9A94EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 401 (K) Match [Member] </link:label>
<link:label id="lab_lvlt_A401KMatchMember_577720955045ECCFD2B1702B9D9A94EE_label_en-US" xlink:label="lab_lvlt_A401KMatchMember_577720955045ECCFD2B1702B9D9A94EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 401 (K) Match [Member] </link:label>
<link:label id="lab_lvlt_A401KMatchMember_577720955045ECCFD2B1702B9D9A94EE_documentation_en-US" xlink:label="lab_lvlt_A401KMatchMember_577720955045ECCFD2B1702B9D9A94EE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 401 (K) Match [Member] </link:label>
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<link:label id="lab_lvlt_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypesLineItems_D47EF46B3993CD1FA956702B9D9B474D_terseLabel_en-US" xlink:label="lab_lvlt_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypesLineItems_D47EF46B3993CD1FA956702B9D9B474D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:label id="lab_lvlt_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypesLineItems_D47EF46B3993CD1FA956702B9D9B474D_label_en-US" xlink:label="lab_lvlt_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsAndAwardTypesLineItems_D47EF46B3993CD1FA956702B9D9B474D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Service, Share-based Compensation Allocation of Recognized Period, Costs and Award Types [Line Items] </link:label>
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<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_A1CCF88E7152E5C6928A702B9D9B3D1D_totalLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_A1CCF88E7152E5C6928A702B9D9B3D1D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Stock- based compensation expense </link:label>
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<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_ED7A6A44443C281803A0702B9D9BF983_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_ED7A6A44443C281803A0702B9D9BF983" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Capitalized Noncash Compensation </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost_E1095ECDE4974D19C0C8702B9D9B9510_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost_E1095ECDE4974D19C0C8702B9D9B9510" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost </link:label>
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<link:label id="lab_lvlt_ScheduleOfAcquiredFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock_8D4A62F35B04869D419A707AD8620337_label_en-US" xlink:label="lab_lvlt_ScheduleOfAcquiredFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock_8D4A62F35B04869D419A707AD8620337" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Acquired Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Table Text Block] </link:label>
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<link:label id="lab_lvlt_AccumulatedOtherComprehensiveLossAbstract_C9EF6FF7408B4CE6CE97707D0DF7345F_label_en-US" xlink:label="lab_lvlt_AccumulatedOtherComprehensiveLossAbstract_C9EF6FF7408B4CE6CE97707D0DF7345F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Loss [Abstract] </link:label>
<link:label id="lab_lvlt_AccumulatedOtherComprehensiveLossAbstract_C9EF6FF7408B4CE6CE97707D0DF7345F_documentation_en-US" xlink:label="lab_lvlt_AccumulatedOtherComprehensiveLossAbstract_C9EF6FF7408B4CE6CE97707D0DF7345F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Loss [Abstract] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_493773297AB5C132CF3C707D0E0230AA_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_493773297AB5C132CF3C707D0E0230AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] </link:label>
<link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_493773297AB5C132CF3C707D0E0230AA_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_493773297AB5C132CF3C707D0E0230AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] </link:label>
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<link:label id="lab_lvlt_ScheduleOfOperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationTableTextBlock_4B6273E4AD8B95B3FF043845C841E81D_terseLabel_en-US" xlink:label="lab_lvlt_ScheduleOfOperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationTableTextBlock_4B6273E4AD8B95B3FF043845C841E81D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation </link:label>
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<link:label id="lab_us-gaap_LongTermPurchaseCommitmentTextBlock_CA7055CD8AE8314399CF3845C84180D5_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentTextBlock_CA7055CD8AE8314399CF3845C84180D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of long-term purchase commitments </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentTextBlock_CA7055CD8AE8314399CF3845C84180D5_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentTextBlock_CA7055CD8AE8314399CF3845C84180D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DA3C6632E4D04548ED59702B9D7DBC28_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_DA3C6632E4D04548ED59702B9D7DBC28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>
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<link:label id="lab_lvlt_SecondanniversaryofgrantdateMember_123202491BC2377DFFB3702B9D7E0F24_terseLabel_en-US" xlink:label="lab_lvlt_SecondanniversaryofgrantdateMember_123202491BC2377DFFB3702B9D7E0F24" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> second anniversary of grant date [Member] </link:label>
<link:label id="lab_lvlt_SecondanniversaryofgrantdateMember_123202491BC2377DFFB3702B9D7E0F24_label_en-US" xlink:label="lab_lvlt_SecondanniversaryofgrantdateMember_123202491BC2377DFFB3702B9D7E0F24" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> second anniversary of grant date [Member] </link:label>
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<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_50032E1690CA8A5D80C8702B9D7F1CC3_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_50032E1690CA8A5D80C8702B9D7F1CC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_50032E1690CA8A5D80C8702B9D7F1CC3_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_50032E1690CA8A5D80C8702B9D7F1CC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage </link:label>
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<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue_C25A7CD52DF0E6740563702B9D7FBF02_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue_C25A7CD52DF0E6740563702B9D7FBF02" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of units and shares awarded </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue_C25A7CD52DF0E6740563702B9D7FBF02_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue_C25A7CD52DF0E6740563702B9D7FBF02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Fair Value </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue_C25A7CD52DF0E6740563702B9D7FBF02_documentation_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue_C25A7CD52DF0E6740563702B9D7FBF02" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Fair Value </link:label>
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<link:label id="lab_us-gaap_FairValueInputsLevel2Member_F8C89F576D3691D9502F663FF9ADA1DC_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_F8C89F576D3691D9502F663FF9ADA1DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Significant Other Observable Inputs (Level 2) </link:label>
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<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_0062F869A4F76C7B3BC2663FF9AE0C9A_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_0062F869A4F76C7B3BC2663FF9AE0C9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities measured on a recurring basis </link:label>
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<link:label id="lab_us-gaap_LoansPayableFairValueDisclosure_1BDC288161CEDA3D1186663FF9AE5EE2_terseLabel_en-US" xlink:label="lab_us-gaap_LoansPayableFairValueDisclosure_1BDC288161CEDA3D1186663FF9AE5EE2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term Loans </link:label>
<link:label id="lab_us-gaap_LoansPayableFairValueDisclosure_1BDC288161CEDA3D1186663FF9AE5EE2_label_en-US" xlink:label="lab_us-gaap_LoansPayableFairValueDisclosure_1BDC288161CEDA3D1186663FF9AE5EE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loans Payable, Fair Value Disclosure </link:label>
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<link:label id="lab_us-gaap_NotesPayableFairValueDisclosure_2950E62912AA4C3BCEFE663FF9AEB1EA_terseLabel_en-US" xlink:label="lab_us-gaap_NotesPayableFairValueDisclosure_2950E62912AA4C3BCEFE663FF9AEB1EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes </link:label>
<link:label id="lab_us-gaap_NotesPayableFairValueDisclosure_2950E62912AA4C3BCEFE663FF9AEB1EA_label_en-US" xlink:label="lab_us-gaap_NotesPayableFairValueDisclosure_2950E62912AA4C3BCEFE663FF9AEB1EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Notes Payable, Fair Value Disclosure </link:label>
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<link:label id="lab_lvlt_CapitalLeaseObligationsAndOtherBorrowingsFairValueDisclosure_28C02FA4DF64CCD22BC3663FF9AE0321_terseLabel_en-US" xlink:label="lab_lvlt_CapitalLeaseObligationsAndOtherBorrowingsFairValueDisclosure_28C02FA4DF64CCD22BC3663FF9AE0321" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital Leases and Other </link:label>
<link:label id="lab_lvlt_CapitalLeaseObligationsAndOtherBorrowingsFairValueDisclosure_28C02FA4DF64CCD22BC3663FF9AE0321_label_en-US" xlink:label="lab_lvlt_CapitalLeaseObligationsAndOtherBorrowingsFairValueDisclosure_28C02FA4DF64CCD22BC3663FF9AE0321" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Lease Obligations and Other Borrowings, Fair Value Disclosure </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentFairValue_8DB90399C76C10B85A45663FF9AE3EE3_totalLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFairValue_8DB90399C76C10B85A45663FF9AE3EE3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Long-term Debt, including the current portion: </link:label>
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<link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_74660CF0ACD9FD36B4153845C810302F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_74660CF0ACD9FD36B4153845C810302F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments </link:label>
<link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_74660CF0ACD9FD36B4153845C810302F_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_74660CF0ACD9FD36B4153845C810302F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Disclosures [Text Block] </link:label>
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<link:label id="lab_lvlt_ScheduleOfDeferredTaxAssetsLiabilitiesTable_54BEC963B1B8F595B31F702B9D086BE6_terseLabel_en-US" xlink:label="lab_lvlt_ScheduleOfDeferredTaxAssetsLiabilitiesTable_54BEC963B1B8F595B31F702B9D086BE6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Deferred Tax Assets (Liabilities) [Table] </link:label>
<link:label id="lab_lvlt_ScheduleOfDeferredTaxAssetsLiabilitiesTable_54BEC963B1B8F595B31F702B9D086BE6_label_en-US" xlink:label="lab_lvlt_ScheduleOfDeferredTaxAssetsLiabilitiesTable_54BEC963B1B8F595B31F702B9D086BE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Deferred Tax Assets (Liabilities) [Table] </link:label>
<link:label id="lab_lvlt_ScheduleOfDeferredTaxAssetsLiabilitiesTable_54BEC963B1B8F595B31F702B9D086BE6_documentation_en-US" xlink:label="lab_lvlt_ScheduleOfDeferredTaxAssetsLiabilitiesTable_54BEC963B1B8F595B31F702B9D086BE6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Schedule of Deferred Tax Assets (Liabilities) [Table] </link:label>
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<link:label id="lab_us-gaap_GeographicDistributionAxis_950D117B3C6F44C4FEFF702B9D086197_terseLabel_en-US" xlink:label="lab_us-gaap_GeographicDistributionAxis_950D117B3C6F44C4FEFF702B9D086197" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographic Distribution [Axis] </link:label>
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<link:label id="lab_us-gaap_GeographicDistributionDomain_B3DF4FCA178B280B9BE9702B9D081CB4_terseLabel_en-US" xlink:label="lab_us-gaap_GeographicDistributionDomain_B3DF4FCA178B280B9BE9702B9D081CB4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographic Distribution [Domain] </link:label>
<link:label id="lab_us-gaap_GeographicDistributionDomain_B3DF4FCA178B280B9BE9702B9D081CB4_label_en-US" xlink:label="lab_us-gaap_GeographicDistributionDomain_B3DF4FCA178B280B9BE9702B9D081CB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Geographic Distribution [Domain] </link:label>
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<link:label id="lab_us-gaap_GeographicDistributionForeignMember_C5C6C5022256BA503AAC702B9D08D343_terseLabel_en-US" xlink:label="lab_us-gaap_GeographicDistributionForeignMember_C5C6C5022256BA503AAC702B9D08D343" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Geographic Distribution, Foreign [Member] </link:label>
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<link:label id="lab_lvlt_DeferredTaxAssetsLiabilitiesLineItems_092EA94FF8091BA88B83702B9D09DB71_label_en-US" xlink:label="lab_lvlt_DeferredTaxAssetsLiabilitiesLineItems_092EA94FF8091BA88B83702B9D09DB71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets (Liabilities) [Line Items] </link:label>
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<link:label id="lab_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_280DAEBC0E2CA58269A670AF6FE2216A_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_280DAEBC0E2CA58269A670AF6FE2216A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount </link:label>
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<link:label id="lab_us-gaap_DeferredTaxAssetsGrossAbstract_245A24B6EA1BEDAAD5D9702B9D0984A3_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsGrossAbstract_245A24B6EA1BEDAAD5D9702B9D0984A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets: </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsGrossAbstract_245A24B6EA1BEDAAD5D9702B9D0984A3_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsGrossAbstract_245A24B6EA1BEDAAD5D9702B9D0984A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Gross [Abstract] </link:label>
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<link:label id="lab_us-gaap_LongTermPurchaseCommitmentTable_98D4B306966CEF3FF8A93845C8620799_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentTable_98D4B306966CEF3FF8A93845C8620799" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment [Table] </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentTable_98D4B306966CEF3FF8A93845C8620799_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentTable_98D4B306966CEF3FF8A93845C8620799" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermPurchaseCommitmentTable" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentTable_98D4B306966CEF3FF8A93845C8620799" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentTable_98D4B306966CEF3FF8A93845C8620799" xlink:to="lab_us-gaap_LongTermPurchaseCommitmentTable_98D4B306966CEF3FF8A93845C8620799" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_C6A9E6772EBCCFE7F2AD3845C862E3F4_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_C6A9E6772EBCCFE7F2AD3845C862E3F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment by Category of Item Purchased [Axis] </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_C6A9E6772EBCCFE7F2AD3845C862E3F4_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_C6A9E6772EBCCFE7F2AD3845C862E3F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Category of Item Purchased [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_C6A9E6772EBCCFE7F2AD3845C862E3F4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_C6A9E6772EBCCFE7F2AD3845C862E3F4" xlink:to="lab_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_C6A9E6772EBCCFE7F2AD3845C862E3F4" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_B431AB28D96311CF97383845C86296BE_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_B431AB28D96311CF97383845C86296BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Category of Item Purchased [Domain] </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_B431AB28D96311CF97383845C86296BE_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_B431AB28D96311CF97383845C86296BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Category of Item Purchased [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_B431AB28D96311CF97383845C86296BE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_B431AB28D96311CF97383845C86296BE" xlink:to="lab_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_B431AB28D96311CF97383845C86296BE" xlink:type="arc"/>
<link:label id="lab_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466_terseLabel_en-US" xlink:label="lab_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost of Access Services </link:label>
<link:label id="lab_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466_label_en-US" xlink:label="lab_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Access Services [Member] </link:label>
<link:label id="lab_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466_documentation_en-US" xlink:label="lab_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Cost of Access Services [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_CostOfAccessServicesMember" xlink:label="loc_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466" xlink:to="lab_lvlt_CostOfAccessServicesMember_A9E8B84B3EB28FA454093845C8627466" xlink:type="arc"/>
<link:label id="lab_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D_terseLabel_en-US" xlink:label="lab_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Third Party Maintenance Services </link:label>
<link:label id="lab_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D_label_en-US" xlink:label="lab_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Third Party Maintenance Services [Member] </link:label>
<link:label id="lab_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D_documentation_en-US" xlink:label="lab_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Third Party Maintenance Services [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ThirdPartyMaintenanceServicesMember" xlink:label="loc_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D" xlink:to="lab_lvlt_ThirdPartyMaintenanceServicesMember_F25068B445DA01F5D4F13845C862FA8D" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentLineItems_17529EEEA3C271BD95B73845C86271A1_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentLineItems_17529EEEA3C271BD95B73845C86271A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentLineItems_17529EEEA3C271BD95B73845C86271A1_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentLineItems_17529EEEA3C271BD95B73845C86271A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermPurchaseCommitmentLineItems" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentLineItems_17529EEEA3C271BD95B73845C86271A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentLineItems_17529EEEA3C271BD95B73845C86271A1" xlink:to="lab_us-gaap_LongTermPurchaseCommitmentLineItems_17529EEEA3C271BD95B73845C86271A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentAmount_D682C12F93E44DA6BA913845C862CF2B_totalLabel_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentAmount_D682C12F93E44DA6BA913845C862CF2B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:label id="lab_us-gaap_LongTermPurchaseCommitmentAmount_D682C12F93E44DA6BA913845C862CF2B_label_en-US" xlink:label="lab_us-gaap_LongTermPurchaseCommitmentAmount_D682C12F93E44DA6BA913845C862CF2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermPurchaseCommitmentAmount" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentAmount_D682C12F93E44DA6BA913845C862CF2B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentAmount_D682C12F93E44DA6BA913845C862CF2B" xlink:to="lab_us-gaap_LongTermPurchaseCommitmentAmount_D682C12F93E44DA6BA913845C862CF2B" xlink:type="arc"/>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F_terseLabel_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less than 1 Year </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F_label_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due with One Year </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F_documentation_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due with One Year </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear" xlink:label="loc_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F" xlink:to="lab_lvlt_LongTermPurchaseCommitmentAmountDueWithOneYear_45CC58B4FB3F3AC4124C3845C862406F" xlink:type="arc"/>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7_terseLabel_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2 - 3 Years </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7_label_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due in More Then One Year and Less Then Three Years </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7_documentation_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due in More Then One Year and Less Then Three Years </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears" xlink:label="loc_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7" xlink:to="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenOneYearAndLessThenThreeYears_3CDD4C69B0457F55026C3845C86278A7" xlink:type="arc"/>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A_terseLabel_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 4 - 5 Years </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A_label_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due in More Then Four Years and Less Then Five Years </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A_documentation_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due in More Then Four Years and Less Then Five Years </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears" xlink:label="loc_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A" xlink:to="lab_lvlt_LongTermPurchaseCommitmentAmountDueInMoreThenFourYearsAndLessThenFiveYears_1E51A484627E1CCD132C3845C863801A" xlink:type="arc"/>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624_terseLabel_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> After 5 Years </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624_label_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due After Five Years </link:label>
<link:label id="lab_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624_documentation_en-US" xlink:label="lab_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-term Purchase Commitment, Amount, Due After Five Years </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears" xlink:label="loc_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624" xlink:to="lab_lvlt_LongTermPurchaseCommitmentAmountDueAfterFiveYears_E1C30F8F8BA0A6AB52413845C863C624" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_76D6ACB211CF498C58ED3845C99AA55B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_76D6ACB211CF498C58ED3845C99AA55B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of fair value of liabilities measured on a recurring basis </link:label>
<link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_76D6ACB211CF498C58ED3845C99AA55B_label_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_76D6ACB211CF498C58ED3845C99AA55B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Liabilities Measured on Recurring Basis [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_76D6ACB211CF498C58ED3845C99AA55B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_76D6ACB211CF498C58ED3845C99AA55B" xlink:to="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_76D6ACB211CF498C58ED3845C99AA55B" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_7F678099E3C3A70B2B225DC33624AB64_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_7F678099E3C3A70B2B225DC33624AB64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward" xlink:label="loc_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_7F678099E3C3A70B2B225DC33624AB64" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_7F678099E3C3A70B2B225DC33624AB64" xlink:to="lab_us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward_7F678099E3C3A70B2B225DC33624AB64" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligation_D4F9C2F1CD0F5A6BFABC5DC3362459B7_periodStartLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_D4F9C2F1CD0F5A6BFABC5DC3362459B7" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Asset retirement obligation, beginning balance </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligation_D4F9C2F1CD0F5A6BFABC5DC3362459B7_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_D4F9C2F1CD0F5A6BFABC5DC3362459B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligation" xlink:label="loc_us-gaap_AssetRetirementObligation_D4F9C2F1CD0F5A6BFABC5DC3362459B7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationAccretionExpense_A8255A60AF64B29432795DC336242524_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationAccretionExpense_A8255A60AF64B29432795DC336242524" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accretion expense </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationAccretionExpense_A8255A60AF64B29432795DC336242524_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationAccretionExpense_A8255A60AF64B29432795DC336242524" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Accretion Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligationAccretionExpense" xlink:label="loc_us-gaap_AssetRetirementObligationAccretionExpense_A8255A60AF64B29432795DC336242524" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationAccretionExpense_A8255A60AF64B29432795DC336242524" xlink:to="lab_us-gaap_AssetRetirementObligationAccretionExpense_A8255A60AF64B29432795DC336242524" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_F3762A922847B5D9B2D35DC33624E08C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_F3762A922847B5D9B2D35DC33624E08C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Liabilities settled </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_F3762A922847B5D9B2D35DC33624E08C_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_F3762A922847B5D9B2D35DC33624E08C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Liabilities Settled </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligationLiabilitiesSettled" xlink:label="loc_us-gaap_AssetRetirementObligationLiabilitiesSettled_F3762A922847B5D9B2D35DC33624E08C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligationLiabilitiesSettled_F3762A922847B5D9B2D35DC33624E08C" xlink:to="lab_us-gaap_AssetRetirementObligationLiabilitiesSettled_F3762A922847B5D9B2D35DC33624E08C" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_23E9AD7F1C6EF6AF864A5DDD8CE9E5B4_verboseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_23E9AD7F1C6EF6AF864A5DDD8CE9E5B4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Revision in estimate cash flows </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_23E9AD7F1C6EF6AF864A5DDD8CE9E5B4_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationRevisionOfEstimate_23E9AD7F1C6EF6AF864A5DDD8CE9E5B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Revision of Estimate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligationRevisionOfEstimate" xlink:label="loc_us-gaap_AssetRetirementObligationRevisionOfEstimate_23E9AD7F1C6EF6AF864A5DDD8CE9E5B4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligationForeignCurrencyTranslationGainLoss_A134A66D83D2040921425DC336258DA2_terseLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationForeignCurrencyTranslationGainLoss_A134A66D83D2040921425DC336258DA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of foreign currency rate change </link:label>
<link:label id="lab_us-gaap_AssetRetirementObligationForeignCurrencyTranslationGainLoss_A134A66D83D2040921425DC336258DA2_label_en-US" xlink:label="lab_us-gaap_AssetRetirementObligationForeignCurrencyTranslationGainLoss_A134A66D83D2040921425DC336258DA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Retirement Obligation, Foreign Currency Translation Gain (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligationForeignCurrencyTranslationGainLoss" xlink:label="loc_us-gaap_AssetRetirementObligationForeignCurrencyTranslationGainLoss_A134A66D83D2040921425DC336258DA2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetRetirementObligation_CCFB7069FA396C3D01CB5DC336255DEE_periodEndLabel_en-US" xlink:label="lab_us-gaap_AssetRetirementObligation_CCFB7069FA396C3D01CB5DC336255DEE" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Asset retirement obligation, ending balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetRetirementObligation" xlink:label="loc_us-gaap_AssetRetirementObligation_CCFB7069FA396C3D01CB5DC336255DEE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetRetirementObligation_CCFB7069FA396C3D01CB5DC336255DEE" xlink:to="lab_us-gaap_AssetRetirementObligation_CCFB7069FA396C3D01CB5DC336255DEE" xlink:type="arc"/>
<link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_4ACC3A27E0961C13397570CC268631EF_verboseLabel_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_4ACC3A27E0961C13397570CC268631EF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> CenturyLink Merger </link:label>
<link:label id="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_4ACC3A27E0961C13397570CC268631EF_label_en-US" xlink:label="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_4ACC3A27E0961C13397570CC268631EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Mergers, Acquisitions and Dispositions Disclosures [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock" xlink:label="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_4ACC3A27E0961C13397570CC268631EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_4ACC3A27E0961C13397570CC268631EF" xlink:to="lab_us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_4ACC3A27E0961C13397570CC268631EF" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_2C5EBCC84FB4A43DC6D06328261D195B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_2C5EBCC84FB4A43DC6D06328261D195B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of long-term debt </link:label>
<link:label id="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_2C5EBCC84FB4A43DC6D06328261D195B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_2C5EBCC84FB4A43DC6D06328261D195B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_2C5EBCC84FB4A43DC6D06328261D195B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_2C5EBCC84FB4A43DC6D06328261D195B" xlink:to="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_2C5EBCC84FB4A43DC6D06328261D195B" xlink:type="arc"/>
<link:label id="lab_lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock_B954288E5B244A3EF3186328261D29F8_terseLabel_en-US" xlink:label="lab_lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock_B954288E5B244A3EF3186328261D29F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of aggregate future contractual maturities of long-term debt and capital leases (excluding issue discounts and fair value adjustments) </link:label>
<link:label id="lab_lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock_B954288E5B244A3EF3186328261D29F8_label_en-US" xlink:label="lab_lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock_B954288E5B244A3EF3186328261D29F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Maturities of Debt and Capital Lease Obligations [Table Text Block] </link:label>
<link:label id="lab_lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock_B954288E5B244A3EF3186328261D29F8_documentation_en-US" xlink:label="lab_lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock_B954288E5B244A3EF3186328261D29F8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tabular disclosure of the aggregate future maturities of long-term debt and capital lease obligations for the remainder of the current year, each of the four full fiscal years following the date of the latest balance sheet date presented, and thereafter. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock" xlink:label="loc_lvlt_ScheduleOfMaturitiesOfDebtAndCapitalLeaseObligationsTableTextBlock_B954288E5B244A3EF3186328261D29F8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostsAndExpensesAbstract_5E36066563C85D2F70C5702B9BF277EA_verboseLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract_5E36066563C85D2F70C5702B9BF277EA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Costs and Expenses: </link:label>
<link:label id="lab_us-gaap_CostsAndExpensesAbstract_5E36066563C85D2F70C5702B9BF277EA_label_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract_5E36066563C85D2F70C5702B9BF277EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Costs and Expenses [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostsAndExpensesAbstract" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_5E36066563C85D2F70C5702B9BF277EA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestructuringCharges_D26EB4FC91C1170D0545702B9BF22D3F_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_D26EB4FC91C1170D0545702B9BF22D3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_D26EB4FC91C1170D0545702B9BF22D3F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_D26EB4FC91C1170D0545702B9BF22D3F" xlink:to="lab_us-gaap_RestructuringCharges_D26EB4FC91C1170D0545702B9BF22D3F" xlink:type="arc"/>
<link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_D73D3E0B10DDB040F9E0702B9BF358E1_terseLabel_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_D73D3E0B10DDB040F9E0702B9BF358E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Income (Expense): </link:label>
<link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_D73D3E0B10DDB040F9E0702B9BF358E1_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_D73D3E0B10DDB040F9E0702B9BF358E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nonoperating Income (Expense) [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_D73D3E0B10DDB040F9E0702B9BF358E1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestExpense_8212DCB3C99FAE6DFDBB702B9BF329FE_negatedLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_8212DCB3C99FAE6DFDBB702B9BF329FE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_8212DCB3C99FAE6DFDBB702B9BF329FE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpense_8212DCB3C99FAE6DFDBB702B9BF329FE" xlink:to="lab_us-gaap_InterestExpense_8212DCB3C99FAE6DFDBB702B9BF329FE" xlink:type="arc"/>
<link:label id="lab_lvlt_InterestIncomeExpenseAffiliatesNet_B0761DB25E84FBDBD5A1702B9BF318E8_terseLabel_en-US" xlink:label="lab_lvlt_InterestIncomeExpenseAffiliatesNet_B0761DB25E84FBDBD5A1702B9BF318E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest income (expense) affiliates, net </link:label>
<link:label id="lab_lvlt_InterestIncomeExpenseAffiliatesNet_B0761DB25E84FBDBD5A1702B9BF318E8_label_en-US" xlink:label="lab_lvlt_InterestIncomeExpenseAffiliatesNet_B0761DB25E84FBDBD5A1702B9BF318E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Income (Expense) Affiliates, Net </link:label>
<link:label id="lab_lvlt_InterestIncomeExpenseAffiliatesNet_B0761DB25E84FBDBD5A1702B9BF318E8_documentation_en-US" xlink:label="lab_lvlt_InterestIncomeExpenseAffiliatesNet_B0761DB25E84FBDBD5A1702B9BF318E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The net amount of operating interest income (expense) from affiliates. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_InterestIncomeExpenseAffiliatesNet" xlink:label="loc_lvlt_InterestIncomeExpenseAffiliatesNet_B0761DB25E84FBDBD5A1702B9BF318E8" xlink:type="locator"/>
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<link:label id="lab_lvlt_IncomeLossFromEquityInIncomeOfSubsidiaries_E82366966866F94954A6702B9BF3AC9E_terseLabel_en-US" xlink:label="lab_lvlt_IncomeLossFromEquityInIncomeOfSubsidiaries_E82366966866F94954A6702B9BF3AC9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity in net earnings (losses) of subsidiaries </link:label>
<link:label id="lab_lvlt_IncomeLossFromEquityInIncomeOfSubsidiaries_E82366966866F94954A6702B9BF3AC9E_label_en-US" xlink:label="lab_lvlt_IncomeLossFromEquityInIncomeOfSubsidiaries_E82366966866F94954A6702B9BF3AC9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Equity in Income of Subsidiaries </link:label>
<link:label id="lab_lvlt_IncomeLossFromEquityInIncomeOfSubsidiaries_E82366966866F94954A6702B9BF3AC9E_documentation_en-US" xlink:label="lab_lvlt_IncomeLossFromEquityInIncomeOfSubsidiaries_E82366966866F94954A6702B9BF3AC9E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of income (loss) from equity investment in subsidiaries. </link:label>
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<link:label id="lab_lvlt_NonoperatingIncomeExpenseOther_57706022A2EBEAC84C50702B9BF3917A_terseLabel_en-US" xlink:label="lab_lvlt_NonoperatingIncomeExpenseOther_57706022A2EBEAC84C50702B9BF3917A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other income (expense), net </link:label>
<link:label id="lab_lvlt_NonoperatingIncomeExpenseOther_57706022A2EBEAC84C50702B9BF3917A_label_en-US" xlink:label="lab_lvlt_NonoperatingIncomeExpenseOther_57706022A2EBEAC84C50702B9BF3917A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nonoperating Income (Expense), Other </link:label>
<link:label id="lab_lvlt_NonoperatingIncomeExpenseOther_57706022A2EBEAC84C50702B9BF3917A_documentation_en-US" xlink:label="lab_lvlt_NonoperatingIncomeExpenseOther_57706022A2EBEAC84C50702B9BF3917A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The net amount of other income and expense amounts, components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperations_C94E88C4E529AEB7877E702B9BF4B138_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperations_C94E88C4E529AEB7877E702B9BF4B138" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net income (loss) </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperations_C94E88C4E529AEB7877E702B9BF4B138_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperations_C94E88C4E529AEB7877E702B9BF4B138" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_13D8E98053F566A94D47702B9BF49862" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_F30DD425AC50EBD6EC9C702B9BF47103_verboseLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_F30DD425AC50EBD6EC9C702B9BF47103" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss), Net of Tax, Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_F30DD425AC50EBD6EC9C702B9BF47103" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2ABF1451B0F9C011661C707D35BE3C2A_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2ABF1451B0F9C011661C707D35BE3C2A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss) [Table] </link:label>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2ABF1451B0F9C011661C707D35BE3C2A_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2ABF1451B0F9C011661C707D35BE3C2A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss) [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2ABF1451B0F9C011661C707D35BE3C2A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementEquityComponentsAxis_C563F9B9D1CA39733ED6707D35BEA238_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_C563F9B9D1CA39733ED6707D35BEA238" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Components [Axis] </link:label>
<link:label id="lab_us-gaap_StatementEquityComponentsAxis_C563F9B9D1CA39733ED6707D35BEA238_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_C563F9B9D1CA39733ED6707D35BEA238" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Components [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_C563F9B9D1CA39733ED6707D35BEA238" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityComponentDomain_C58F807C55AD2A93E6A1707D35BE56B6_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_C58F807C55AD2A93E6A1707D35BE56B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Component [Domain] </link:label>
<link:label id="lab_us-gaap_EquityComponentDomain_C58F807C55AD2A93E6A1707D35BE56B6_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_C58F807C55AD2A93E6A1707D35BE56B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Component [Domain] </link:label>
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<link:label id="lab_us-gaap_AccumulatedTranslationAdjustmentMember_B310DD3105030EABEAD5707D35BE3E62_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedTranslationAdjustmentMember_B310DD3105030EABEAD5707D35BE3E62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Translation Adjustment [Member] </link:label>
<link:label id="lab_us-gaap_AccumulatedTranslationAdjustmentMember_B310DD3105030EABEAD5707D35BE3E62_label_en-US" xlink:label="lab_us-gaap_AccumulatedTranslationAdjustmentMember_B310DD3105030EABEAD5707D35BE3E62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Foreign Currency Adjustment Attributable to Parent [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_B310DD3105030EABEAD5707D35BE3E62" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_2C1217062AAA8398EF32707D35BE3245_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_2C1217062AAA8398EF32707D35BE3245" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Defined Benefit Plans Adjustment [Member] </link:label>
<link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_2C1217062AAA8398EF32707D35BE3245_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_2C1217062AAA8398EF32707D35BE3245" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_2C1217062AAA8398EF32707D35BE3245" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_99B402E02A711CA6D647707D35BE971E_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_99B402E02A711CA6D647707D35BE971E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss) [Line Items] </link:label>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_99B402E02A711CA6D647707D35BE971E_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_99B402E02A711CA6D647707D35BE971E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss) [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_99B402E02A711CA6D647707D35BE971E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_F45F4968014F69014DC8707D35BE019B_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_F45F4968014F69014DC8707D35BE019B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss), Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_F45F4968014F69014DC8707D35BE019B" xlink:type="locator"/>
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<link:label id="lab_lvlt_OtherComprehensiveIncomeBeforeReclassifications_497E0C39CAC0B9C4ED71707D35BE7F11_terseLabel_en-US" xlink:label="lab_lvlt_OtherComprehensiveIncomeBeforeReclassifications_497E0C39CAC0B9C4ED71707D35BE7F11" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other comprehensive income before reclassifications </link:label>
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<link:label id="lab_lvlt_AmountsReclassifiedFromAccumulatedOtherComprehensiveIncome_6E5C20B049CE96CE4EB0707D35BE5F52_terseLabel_en-US" xlink:label="lab_lvlt_AmountsReclassifiedFromAccumulatedOtherComprehensiveIncome_6E5C20B049CE96CE4EB0707D35BE5F52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amounts reclassified from accumulated other comprehensive income </link:label>
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<link:label id="lab_lvlt_ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock_4E964FBD5EFFD1CE5C0B3845CA82E21D_label_en-US" xlink:label="lab_lvlt_ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock_4E964FBD5EFFD1CE5C0B3845CA82E21D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Condensed Consolidating Balance Sheets [Table Text Block] </link:label>
<link:label id="lab_lvlt_ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock_4E964FBD5EFFD1CE5C0B3845CA82E21D_documentation_en-US" xlink:label="lab_lvlt_ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock_4E964FBD5EFFD1CE5C0B3845CA82E21D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disclosure of condensed consolidating balance sheets. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock" xlink:label="loc_lvlt_ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock_4E964FBD5EFFD1CE5C0B3845CA82E21D" xlink:type="locator"/>
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<link:label id="lab_lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock_4ED822BBAAAD5B12C1F93845CA8255EE_terseLabel_en-US" xlink:label="lab_lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock_4ED822BBAAAD5B12C1F93845CA8255EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Condensed Consolidating Statements of Cash Flows </link:label>
<link:label id="lab_lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock_4ED822BBAAAD5B12C1F93845CA8255EE_label_en-US" xlink:label="lab_lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock_4ED822BBAAAD5B12C1F93845CA8255EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Condensed Consolidating Statements of Cash Flows [Table Text Block] </link:label>
<link:label id="lab_lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock_4ED822BBAAAD5B12C1F93845CA8255EE_documentation_en-US" xlink:label="lab_lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock_4ED822BBAAAD5B12C1F93845CA8255EE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disclosure of condensed consolidating statements of cash flows. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock" xlink:label="loc_lvlt_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock_4ED822BBAAAD5B12C1F93845CA8255EE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_0963A35E58AA50C1FF2970C987B80DEF_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_0963A35E58AA50C1FF2970C987B80DEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_0963A35E58AA50C1FF2970C987B80DEF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EC3F5CD9C6B1349E893C70C987B95513_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EC3F5CD9C6B1349E893C70C987B95513" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Flows from Operating Activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EC3F5CD9C6B1349E893C70C987B95513_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EC3F5CD9C6B1349E893C70C987B95513" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_EC3F5CD9C6B1349E893C70C987B95513" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetIncomeLoss_D45B10D039575447BBB170C987B90178_verboseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_D45B10D039575447BBB170C987B90178" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_D45B10D039575447BBB170C987B90178" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9E3736F3FB954577F80C70C987B978EC_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9E3736F3FB954577F80C70C987B978EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile net income to net cash provided by operating activities: </link:label>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9E3736F3FB954577F80C70C987B978EC_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9E3736F3FB954577F80C70C987B978EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9E3736F3FB954577F80C70C987B978EC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_3B60999FFD748C7D215070C987B9E9DB_verboseLabel_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_3B60999FFD748C7D215070C987B9E9DB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation and amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_3B60999FFD748C7D215070C987B9E9DB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetImpairmentCharges_9E07471B704DF4D481AA70C987B9F21F_terseLabel_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_9E07471B704DF4D481AA70C987B9F21F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss on impairment </link:label>
<link:label id="lab_us-gaap_AssetImpairmentCharges_9E07471B704DF4D481AA70C987B9F21F_label_en-US" xlink:label="lab_us-gaap_AssetImpairmentCharges_9E07471B704DF4D481AA70C987B9F21F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Impairment Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_9E07471B704DF4D481AA70C987B9F21F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensation_073C3698331B0858949170C987B99C3C_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_073C3698331B0858949170C987B99C3C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash compensation expense attributable to stock awards </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_073C3698331B0858949170C987B99C3C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_8CF31EBB3BE4423D012D70C987BE1242_negatedLabel_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_8CF31EBB3BE4423D012D70C987BE1242" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Loss on modification and extinguishment of debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_8CF31EBB3BE4423D012D70C987BE1242" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeconsolidationGainOrLossAmount_B3287A3E46CDF579F2A470C987BF1306_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DeconsolidationGainOrLossAmount_B3287A3E46CDF579F2A470C987BF1306" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Venezuela deconsolidation charge </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeconsolidationGainOrLossAmount" xlink:label="loc_us-gaap_DeconsolidationGainOrLossAmount_B3287A3E46CDF579F2A470C987BF1306" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeconsolidationGainOrLossAmount_B3287A3E46CDF579F2A470C987BF1306" xlink:to="lab_us-gaap_DeconsolidationGainOrLossAmount_B3287A3E46CDF579F2A470C987BF1306" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_99CCE857C39EE1AFB89470C987BF41EA_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_99CCE857C39EE1AFB89470C987BF41EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accretion of debt discount and amortization of debt issuance costs </link:label>
<link:label id="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_99CCE857C39EE1AFB89470C987BF41EA_label_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_99CCE857C39EE1AFB89470C987BF41EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Debt Issuance Costs and Discounts </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_99CCE857C39EE1AFB89470C987BF41EA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_5BBBED4994B8AA014AB770C987BF4E11_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_5BBBED4994B8AA014AB770C987BF4E11" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest on long-term debt, net </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_5BBBED4994B8AA014AB770C987BF4E11_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_5BBBED4994B8AA014AB770C987BF4E11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Interest Payable, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:label="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_5BBBED4994B8AA014AB770C987BF4E11" xlink:type="locator"/>
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<link:label id="lab_lvlt_Noncashtaxadjustment_4B6EA6FF43D159F688E070C987BF2452_terseLabel_en-US" xlink:label="lab_lvlt_Noncashtaxadjustment_4B6EA6FF43D159F688E070C987BF2452" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash tax adjustments </link:label>
<link:label id="lab_lvlt_Noncashtaxadjustment_4B6EA6FF43D159F688E070C987BF2452_label_en-US" xlink:label="lab_lvlt_Noncashtaxadjustment_4B6EA6FF43D159F688E070C987BF2452" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non-cash tax adjustment </link:label>
<link:label id="lab_lvlt_Noncashtaxadjustment_4B6EA6FF43D159F688E070C987BF2452_documentation_en-US" xlink:label="lab_lvlt_Noncashtaxadjustment_4B6EA6FF43D159F688E070C987BF2452" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Non-cash tax adjustment </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Noncashtaxadjustment" xlink:label="loc_lvlt_Noncashtaxadjustment_4B6EA6FF43D159F688E070C987BF2452" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredIncomeTaxesAndTaxCredits_41FE4BBF29975564617370C987BF9417_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxesAndTaxCredits_41FE4BBF29975564617370C987BF9417" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income taxes </link:label>
<link:label id="lab_us-gaap_DeferredIncomeTaxesAndTaxCredits_41FE4BBF29975564617370C987BF9417_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxesAndTaxCredits_41FE4BBF29975564617370C987BF9417" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Taxes and Tax Credits </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits" xlink:label="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_41FE4BBF29975564617370C987BF9417" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_7F63F62A8E760927DA9370C987BFA903_negatedLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_7F63F62A8E760927DA9370C987BFA903" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> (Gain) loss on sale of property, plant, and equipment and other assets </link:label>
<link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_7F63F62A8E760927DA9370C987BFA903_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_7F63F62A8E760927DA9370C987BFA903" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Property Plant Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_7F63F62A8E760927DA9370C987BFA903" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_B28F920F40264E5FBE0A70C987BFF4D1_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_B28F920F40264E5FBE0A70C987BFF4D1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other, net </link:label>
<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_B28F920F40264E5FBE0A70C987BFF4D1_label_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_B28F920F40264E5FBE0A70C987BFF4D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Noncash Income (Expense) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_B28F920F40264E5FBE0A70C987BFF4D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncashIncomeExpense_B28F920F40264E5FBE0A70C987BFF4D1" xlink:to="lab_us-gaap_OtherNoncashIncomeExpense_B28F920F40264E5FBE0A70C987BFF4D1" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F537D57DCCF6AA2A1F770C987BFE2F8_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F537D57DCCF6AA2A1F770C987BFE2F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in working capital items: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F537D57DCCF6AA2A1F770C987BFE2F8_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F537D57DCCF6AA2A1F770C987BFE2F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Capital [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F537D57DCCF6AA2A1F770C987BFE2F8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F537D57DCCF6AA2A1F770C987BFE2F8" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F537D57DCCF6AA2A1F770C987BFE2F8" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_52529EF2CDB88DDE0CCA70C987BF6025_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_52529EF2CDB88DDE0CCA70C987BF6025" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Receivables </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_52529EF2CDB88DDE0CCA70C987BF6025_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_52529EF2CDB88DDE0CCA70C987BF6025" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_52529EF2CDB88DDE0CCA70C987BF6025" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherCurrentAssets_4E60C9D2668B153E7ABA70C987BFF190_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherCurrentAssets_4E60C9D2668B153E7ABA70C987BFF190" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other current assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherCurrentAssets_4E60C9D2668B153E7ABA70C987BFF190_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherCurrentAssets_4E60C9D2668B153E7ABA70C987BFF190" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Current Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherCurrentAssets_4E60C9D2668B153E7ABA70C987BFF190" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_7E18D9102EEF86806CBB70C987C05629_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_7E18D9102EEF86806CBB70C987C05629" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payables </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_7E18D9102EEF86806CBB70C987C05629_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_7E18D9102EEF86806CBB70C987C05629" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_7E18D9102EEF86806CBB70C987C05629" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayable_7E18D9102EEF86806CBB70C987C05629" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayable_7E18D9102EEF86806CBB70C987C05629" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_B4602A35B457E02B8FD170C987C0ECDD_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_B4602A35B457E02B8FD170C987C0ECDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_B4602A35B457E02B8FD170C987C0ECDD_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_B4602A35B457E02B8FD170C987C0ECDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Deferred Revenue </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_B4602A35B457E02B8FD170C987C0ECDD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_B4602A35B457E02B8FD170C987C0ECDD" xlink:to="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_B4602A35B457E02B8FD170C987C0ECDD" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_C6434D46B3513AD1743E70C987C084C8_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_C6434D46B3513AD1743E70C987C084C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_C6434D46B3513AD1743E70C987C084C8_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_C6434D46B3513AD1743E70C987C084C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Current Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_C6434D46B3513AD1743E70C987C084C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_C6434D46B3513AD1743E70C987C084C8" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_C6434D46B3513AD1743E70C987C084C8" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A05E0107DA171A62B42670C987C051B1_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A05E0107DA171A62B42670C987C051B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Flows from Investing Activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A05E0107DA171A62B42670C987C051B1_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A05E0107DA171A62B42670C987C051B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A05E0107DA171A62B42670C987C051B1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A05E0107DA171A62B42670C987C051B1" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A05E0107DA171A62B42670C987C051B1" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireProductiveAssets_369CB1AAA2C49F9C638E70C987C01EED_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireProductiveAssets_369CB1AAA2C49F9C638E70C987C01EED" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Capital expenditures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_369CB1AAA2C49F9C638E70C987C01EED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireProductiveAssets_369CB1AAA2C49F9C638E70C987C01EED" xlink:to="lab_us-gaap_PaymentsToAcquireProductiveAssets_369CB1AAA2C49F9C638E70C987C01EED" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_A43EF1AF5694D199F70E70C987C084B9_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_A43EF1AF5694D199F70E70C987C084B9" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Change in restricted cash and securities, net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments" xlink:label="loc_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_A43EF1AF5694D199F70E70C987C084B9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_A43EF1AF5694D199F70E70C987C084B9" xlink:to="lab_us-gaap_IncreaseDecreaseInRestrictedCashAndInvestments_A43EF1AF5694D199F70E70C987C084B9" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F53AA8D590889CB62E7370C987C142AF_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F53AA8D590889CB62E7370C987C142AF" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Investment in tw telecom, net of cash acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F53AA8D590889CB62E7370C987C142AF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F53AA8D590889CB62E7370C987C142AF" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F53AA8D590889CB62E7370C987C142AF" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_74DEC5C81F5FFD00C9D870C987C16ECA_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_74DEC5C81F5FFD00C9D870C987C16ECA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash Flows from Financing Activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_74DEC5C81F5FFD00C9D870C987C16ECA_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_74DEC5C81F5FFD00C9D870C987C16ECA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_74DEC5C81F5FFD00C9D870C987C16ECA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_74DEC5C81F5FFD00C9D870C987C16ECA" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_74DEC5C81F5FFD00C9D870C987C16ECA" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_91EEEE71E6F717E2B46B70C987C129AE_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_91EEEE71E6F717E2B46B70C987C129AE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Payments on and repurchases of long-term debt and capital leases </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_91EEEE71E6F717E2B46B70C987C129AE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_B27AC0D72C2C00E25D2770C987C20586_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_B27AC0D72C2C00E25D2770C987C20586" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental Disclosure of Cash Flow Information: </link:label>
<link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_B27AC0D72C2C00E25D2770C987C20586_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_B27AC0D72C2C00E25D2770C987C20586" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Supplemental Cash Flow Information [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_B27AC0D72C2C00E25D2770C987C20586" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_B27AC0D72C2C00E25D2770C987C20586" xlink:to="lab_us-gaap_SupplementalCashFlowInformationAbstract_B27AC0D72C2C00E25D2770C987C20586" xlink:type="arc"/>
<link:label id="lab_us-gaap_InterestPaidNet_78C1C861DBB5A535243A70C987C2C797_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaidNet_78C1C861DBB5A535243A70C987C2C797" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash interest paid </link:label>
<link:label id="lab_us-gaap_InterestPaidNet_78C1C861DBB5A535243A70C987C2C797_label_en-US" xlink:label="lab_us-gaap_InterestPaidNet_78C1C861DBB5A535243A70C987C2C797" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Paid, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="loc_us-gaap_InterestPaidNet_78C1C861DBB5A535243A70C987C2C797" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxesPaidNet_3E2CAFACCC20C90E63C170C987C2BC32_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_3E2CAFACCC20C90E63C170C987C2BC32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes paid, net of refunds </link:label>
<link:label id="lab_us-gaap_IncomeTaxesPaidNet_3E2CAFACCC20C90E63C170C987C2BC32_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_3E2CAFACCC20C90E63C170C987C2BC32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Taxes Paid, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_3E2CAFACCC20C90E63C170C987C2BC32" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_3F41DD4020F09AD81FEE70C987C20967_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_3F41DD4020F09AD81FEE70C987C20967" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-cash Investing and Financing Activities: </link:label>
<link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_3F41DD4020F09AD81FEE70C987C20967_label_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_3F41DD4020F09AD81FEE70C987C20967" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_3F41DD4020F09AD81FEE70C987C20967" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CapitalLeaseObligations_12B6A9378495ED15B15970C987C799A5_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligations_12B6A9378495ED15B15970C987C799A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital lease obligations incurred </link:label>
<link:label id="lab_us-gaap_CapitalLeaseObligations_12B6A9378495ED15B15970C987C799A5_label_en-US" xlink:label="lab_us-gaap_CapitalLeaseObligations_12B6A9378495ED15B15970C987C799A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Lease Obligations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CapitalLeaseObligations" xlink:label="loc_us-gaap_CapitalLeaseObligations_12B6A9378495ED15B15970C987C799A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CapitalLeaseObligations_12B6A9378495ED15B15970C987C799A5" xlink:to="lab_us-gaap_CapitalLeaseObligations_12B6A9378495ED15B15970C987C799A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_3F2B6E2685892501B8AF70C987C8E5E2_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_3F2B6E2685892501B8AF70C987C8E5E2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt conversion into equity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentAmount1" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_3F2B6E2685892501B8AF70C987C8E5E2" xlink:type="locator"/>
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<link:label id="lab_lvlt_NonCashAccruedInterestPayment_AEF54C3E42358044CD2370C987C8C1A8_terseLabel_en-US" xlink:label="lab_lvlt_NonCashAccruedInterestPayment_AEF54C3E42358044CD2370C987C8C1A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest conversion into equity </link:label>
<link:label id="lab_lvlt_NonCashAccruedInterestPayment_AEF54C3E42358044CD2370C987C8C1A8_label_en-US" xlink:label="lab_lvlt_NonCashAccruedInterestPayment_AEF54C3E42358044CD2370C987C8C1A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non cash accrued interest payment </link:label>
<link:label id="lab_lvlt_NonCashAccruedInterestPayment_AEF54C3E42358044CD2370C987C8C1A8_documentation_en-US" xlink:label="lab_lvlt_NonCashAccruedInterestPayment_AEF54C3E42358044CD2370C987C8C1A8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Portion of accrued interest paid in shares as part of conversion of debt to equity. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NonCashAccruedInterestPayment" xlink:label="loc_lvlt_NonCashAccruedInterestPayment_AEF54C3E42358044CD2370C987C8C1A8" xlink:type="locator"/>
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<link:label id="lab_lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow_BF602A178953E7C4B9ED70C987C88C97_terseLabel_en-US" xlink:label="lab_lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow_BF602A178953E7C4B9ED70C987C88C97" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt issued and proceeds placed in escrow </link:label>
<link:label id="lab_lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow_BF602A178953E7C4B9ED70C987C88C97_label_en-US" xlink:label="lab_lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow_BF602A178953E7C4B9ED70C987C88C97" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non Cash, Long-Term Debt Issued and Proceeds Placed into Escrow </link:label>
<link:label id="lab_lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow_BF602A178953E7C4B9ED70C987C88C97_documentation_en-US" xlink:label="lab_lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow_BF602A178953E7C4B9ED70C987C88C97" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of Long-term debt issued and proceeds placed into escrow in a noncash (or part noncash) transaction. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow" xlink:label="loc_lvlt_NonCashLongTermDebtIssuedAndProceedsPlacedIntoEscrow_BF602A178953E7C4B9ED70C987C88C97" xlink:type="locator"/>
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<link:label id="lab_lvlt_NonCashEscrowedSecuritiesusedintheacquisition_30B33279BF91BA8E3ACB70C987C8051C_terseLabel_en-US" xlink:label="lab_lvlt_NonCashEscrowedSecuritiesusedintheacquisition_30B33279BF91BA8E3ACB70C987C8051C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Escrowed securities used in the acquisition of tw telecom </link:label>
<link:label id="lab_lvlt_NonCashEscrowedSecuritiesusedintheacquisition_30B33279BF91BA8E3ACB70C987C8051C_label_en-US" xlink:label="lab_lvlt_NonCashEscrowedSecuritiesusedintheacquisition_30B33279BF91BA8E3ACB70C987C8051C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non Cash, Escrowed Securities used in the acquisition </link:label>
<link:label id="lab_lvlt_NonCashEscrowedSecuritiesusedintheacquisition_30B33279BF91BA8E3ACB70C987C8051C_documentation_en-US" xlink:label="lab_lvlt_NonCashEscrowedSecuritiesusedintheacquisition_30B33279BF91BA8E3ACB70C987C8051C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Non Cash - Escrowed securities used in the acquisition of tw telecom </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_NonCashEscrowedSecuritiesusedintheacquisition" xlink:label="loc_lvlt_NonCashEscrowedSecuritiesusedintheacquisition_30B33279BF91BA8E3ACB70C987C8051C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_6A2C6B100B9077C2476E702B9D6AC37B_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_6A2C6B100B9077C2476E702B9D6AC37B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Fair Value of Plan Assets </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_6A2C6B100B9077C2476E702B9D6AC37B_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_6A2C6B100B9077C2476E702B9D6AC37B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Fair Value of Plan Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_6A2C6B100B9077C2476E702B9D6AC37B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_B7DB48F6E807A820EF93702B9D6A91BC_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_B7DB48F6E807A820EF93702B9D6A91BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Benefit Obligation </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_B7DB48F6E807A820EF93702B9D6A91BC_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_B7DB48F6E807A820EF93702B9D6A91BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Benefit Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_B7DB48F6E807A820EF93702B9D6A91BC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1BA380E3F4E02D8AF50B702B9D6A5363_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1BA380E3F4E02D8AF50B702B9D6A5363" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Funded Status of Plan </link:label>
<link:label id="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1BA380E3F4E02D8AF50B702B9D6A5363_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1BA380E3F4E02D8AF50B702B9D6A5363" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Funded Status of Plan </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xlink:label="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1BA380E3F4E02D8AF50B702B9D6A5363" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_5F85D1AB1D5BD1BDC4E56638D6A1E727_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_5F85D1AB1D5BD1BDC4E56638D6A1E727" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_5F85D1AB1D5BD1BDC4E56638D6A1E727_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_5F85D1AB1D5BD1BDC4E56638D6A1E727" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions, by Acquisition [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_5F85D1AB1D5BD1BDC4E56638D6A1E727" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessAcquisitionAxis_923D8E694C2D09F2C17E6638D6A7AB11_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_923D8E694C2D09F2C17E6638D6A7AB11" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAxis_923D8E694C2D09F2C17E6638D6A7AB11_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_923D8E694C2D09F2C17E6638D6A7AB11" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_923D8E694C2D09F2C17E6638D6A7AB11" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_64D20B0311D07A1A97B06638D6A8AC83_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_64D20B0311D07A1A97B06638D6A8AC83" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_64D20B0311D07A1A97B06638D6A8AC83_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_64D20B0311D07A1A97B06638D6A8AC83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Acquiree [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_64D20B0311D07A1A97B06638D6A8AC83" xlink:type="locator"/>
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<link:label id="lab_lvlt_CenturyLinkMember_0B83EEF3F845FE9F3159663971B620C7_terseLabel_en-US" xlink:label="lab_lvlt_CenturyLinkMember_0B83EEF3F845FE9F3159663971B620C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CenturyLink [Member] </link:label>
<link:label id="lab_lvlt_CenturyLinkMember_0B83EEF3F845FE9F3159663971B620C7_label_en-US" xlink:label="lab_lvlt_CenturyLinkMember_0B83EEF3F845FE9F3159663971B620C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> CenturyLink [Member] </link:label>
<link:label id="lab_lvlt_CenturyLinkMember_0B83EEF3F845FE9F3159663971B620C7_documentation_en-US" xlink:label="lab_lvlt_CenturyLinkMember_0B83EEF3F845FE9F3159663971B620C7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> CenturyLink [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_CenturyLinkMember" xlink:label="loc_lvlt_CenturyLinkMember_0B83EEF3F845FE9F3159663971B620C7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessAcquisitionLineItems_310E88835D86CB5CB13D6638D6AA6DB3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_310E88835D86CB5CB13D6638D6AA6DB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition [Line Items] </link:label>
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<link:label id="lab_us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1_B49CA19B3961917034D16639EF1A08E3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1_B49CA19B3961917034D16639EF1A08E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Date of Acquisition Agreement </link:label>
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<link:label id="lab_lvlt_Stockconversionratio_E9DBF7FB51D36A069CB66639EF2A6D63_label_en-US" xlink:label="lab_lvlt_Stockconversionratio_E9DBF7FB51D36A069CB66639EF2A6D63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> stock conversion ratio </link:label>
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<link:label id="lab_lvlt_Percentageofownershipofcommonstock_AD9EBA1DEECA562BC4316639EF45BDF9_terseLabel_en-US" xlink:label="lab_lvlt_Percentageofownershipofcommonstock_AD9EBA1DEECA562BC4316639EF45BDF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> percentage of ownership of common stock </link:label>
<link:label id="lab_lvlt_Percentageofownershipofcommonstock_AD9EBA1DEECA562BC4316639EF45BDF9_label_en-US" xlink:label="lab_lvlt_Percentageofownershipofcommonstock_AD9EBA1DEECA562BC4316639EF45BDF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> percentage of ownership of common stock </link:label>
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<link:label id="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_FA57C1789625532E4463707CB794D3D7_terseLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_FA57C1789625532E4463707CB794D3D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Loss </link:label>
<link:label id="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_FA57C1789625532E4463707CB794D3D7_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNoteTextBlock_FA57C1789625532E4463707CB794D3D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss) Note [Text Block] </link:label>
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<link:label id="lab_lvlt_CustomerContractsAndRelationshipsMember_539F5EF586CB16C75382707AFFD4F25F_terseLabel_en-US" xlink:label="lab_lvlt_CustomerContractsAndRelationshipsMember_539F5EF586CB16C75382707AFFD4F25F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer Contracts and Relationships </link:label>
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<link:label id="lab_us-gaap_TrademarksMember_8467FEFAF0CE9FB3C0DA707AFFD4132C_terseLabel_en-US" xlink:label="lab_us-gaap_TrademarksMember_8467FEFAF0CE9FB3C0DA707AFFD4132C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trademarks </link:label>
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<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_PatentsAndDevelopedTechnologyMember_84DF791DD24196EF3DB8707AFFD42A9A" xlink:to="lab_lvlt_PatentsAndDevelopedTechnologyMember_84DF791DD24196EF3DB8707AFFD42A9A" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_1EE897E1655D239D2046707AFFD5735A_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_1EE897E1655D239D2046707AFFD5735A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets by Major Class [Axis] </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_1EE897E1655D239D2046707AFFD5735A_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_1EE897E1655D239D2046707AFFD5735A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_1EE897E1655D239D2046707AFFD5735A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_1EE897E1655D239D2046707AFFD5735A" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_1EE897E1655D239D2046707AFFD5735A" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_21AB9F19F9B7E5682A05707AFFD5AFEB_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_21AB9F19F9B7E5682A05707AFFD5AFEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_21AB9F19F9B7E5682A05707AFFD5AFEB_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_21AB9F19F9B7E5682A05707AFFD5AFEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_21AB9F19F9B7E5682A05707AFFD5AFEB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_21AB9F19F9B7E5682A05707AFFD5AFEB" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_21AB9F19F9B7E5682A05707AFFD5AFEB" xlink:type="arc"/>
<link:label id="lab_us-gaap_TradeNamesMember_9BDDE019C842EF26DE3F707AFFD5BB41_terseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_9BDDE019C842EF26DE3F707AFFD5BB41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vyvx Trade Name </link:label>
<link:label id="lab_us-gaap_TradeNamesMember_9BDDE019C842EF26DE3F707AFFD5BB41_label_en-US" xlink:label="lab_us-gaap_TradeNamesMember_9BDDE019C842EF26DE3F707AFFD5BB41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trade Names [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="loc_us-gaap_TradeNamesMember_9BDDE019C842EF26DE3F707AFFD5BB41" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradeNamesMember_9BDDE019C842EF26DE3F707AFFD5BB41" xlink:to="lab_us-gaap_TradeNamesMember_9BDDE019C842EF26DE3F707AFFD5BB41" xlink:type="arc"/>
<link:label id="lab_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1_terseLabel_en-US" xlink:label="lab_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquired Intangible Assets </link:label>
<link:label id="lab_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1_label_en-US" xlink:label="lab_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] </link:label>
<link:label id="lab_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1_documentation_en-US" xlink:label="lab_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems" xlink:label="loc_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1" xlink:to="lab_lvlt_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems_987C9E9B76DBAFB93629707AFFD51DF1" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_33AFC868915E4D6D7549707AFFD59F21_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_33AFC868915E4D6D7549707AFFD59F21" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets: </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_33AFC868915E4D6D7549707AFFD59F21_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_33AFC868915E4D6D7549707AFFD59F21" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_33AFC868915E4D6D7549707AFFD59F21" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_33AFC868915E4D6D7549707AFFD59F21" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_33AFC868915E4D6D7549707AFFD59F21" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_E975BDC41A2316726025707AFFD5BBC9_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_E975BDC41A2316726025707AFFD5BBC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Gross Carrying Amount </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_E975BDC41A2316726025707AFFD5BBC9_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_E975BDC41A2316726025707AFFD5BBC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_E975BDC41A2316726025707AFFD5BBC9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsGross_E975BDC41A2316726025707AFFD5BBC9" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsGross_E975BDC41A2316726025707AFFD5BBC9" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4A1E7DAEB823110BE9C4707AFFD5E37C_negatedLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4A1E7DAEB823110BE9C4707AFFD5E37C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Accumulated Amortization </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4A1E7DAEB823110BE9C4707AFFD5E37C_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4A1E7DAEB823110BE9C4707AFFD5E37C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Accumulated Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4A1E7DAEB823110BE9C4707AFFD5E37C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4A1E7DAEB823110BE9C4707AFFD5E37C" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_4A1E7DAEB823110BE9C4707AFFD5E37C" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_BCD5730CAE48FB1F6308707AFFD55F28_totalLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_BCD5730CAE48FB1F6308707AFFD55F28" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_BCD5730CAE48FB1F6308707AFFD55F28_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_BCD5730CAE48FB1F6308707AFFD55F28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_BCD5730CAE48FB1F6308707AFFD55F28" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_BCD5730CAE48FB1F6308707AFFD55F28" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_BCD5730CAE48FB1F6308707AFFD55F28" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_F09DFF6B22C90C2FED1C707AFFD55148_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_F09DFF6B22C90C2FED1C707AFFD55148" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-Lived Intangible Assets: </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_F09DFF6B22C90C2FED1C707AFFD55148_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_F09DFF6B22C90C2FED1C707AFFD55148" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_F09DFF6B22C90C2FED1C707AFFD55148" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_F09DFF6B22C90C2FED1C707AFFD55148" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_F09DFF6B22C90C2FED1C707AFFD55148" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_2CF9CA9EC7D1D803FB25707AFFD5B3CE_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_2CF9CA9EC7D1D803FB25707AFFD5B3CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-Lived Intangible Assets, Net </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_2CF9CA9EC7D1D803FB25707AFFD5B3CE_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_2CF9CA9EC7D1D803FB25707AFFD5B3CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-Lived Intangible Assets (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_2CF9CA9EC7D1D803FB25707AFFD5B3CE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_2CF9CA9EC7D1D803FB25707AFFD5B3CE" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_2CF9CA9EC7D1D803FB25707AFFD5B3CE" xlink:type="arc"/>
<link:label id="lab_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C_terseLabel_en-US" xlink:label="lab_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Acquired Intangible Assets </link:label>
<link:label id="lab_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C_label_en-US" xlink:label="lab_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Acquired Intangible Assets [Abstract] </link:label>
<link:label id="lab_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C_documentation_en-US" xlink:label="lab_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_AcquiredIntangibleAssetsAbstract" xlink:label="loc_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C" xlink:to="lab_lvlt_AcquiredIntangibleAssetsAbstract_A828877AF15C042098A3707AFFD5A27C" xlink:type="arc"/>
<link:label id="lab_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF_terseLabel_en-US" xlink:label="lab_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total Intangible assets, Gross Carrying Amount </link:label>
<link:label id="lab_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF_label_en-US" xlink:label="lab_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Net Excluding Goodwill, Gross </link:label>
<link:label id="lab_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF_documentation_en-US" xlink:label="lab_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Sum of gross carrying amounts before accumulated amortization as of the balance sheet date of all intangible assets. </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_IntangibleAssetsNetExcludingGoodwillGross" xlink:label="loc_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF" xlink:to="lab_lvlt_IntangibleAssetsNetExcludingGoodwillGross_691AE8B4F52C9AC8A0ED707AFFD5D8CF" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_8444618B3D49EC946C03707AFFD506A4_totalLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_8444618B3D49EC946C03707AFFD506A4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total intangible assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_8444618B3D49EC946C03707AFFD506A4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_DE0337C79608B21746A4707AFFD515CB_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_DE0337C79608B21746A4707AFFD515CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Long-Lived Assets Held-for-use </link:label>
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<link:label id="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_7E22E191FEEC4DE1B01F707AFFD54DDC_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_7E22E191FEEC4DE1B01F707AFFD54DDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets (Excluding Goodwill) </link:label>
<link:label id="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_7E22E191FEEC4DE1B01F707AFFD54DDC_label_en-US" xlink:label="lab_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_7E22E191FEEC4DE1B01F707AFFD54DDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets (Excluding Goodwill) </link:label>
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<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_D61E69C1B9A25C0AB0E8707AFFD599FE_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_D61E69C1B9A25C0AB0E8707AFFD599FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquired finite-lived intangible asset amortization expense </link:label>
<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_D61E69C1B9A25C0AB0E8707AFFD599FE_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_D61E69C1B9A25C0AB0E8707AFFD599FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Intangible Assets </link:label>
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<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_46719AB85888174F55D8707AFFD6605F_terseLabel_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_46719AB85888174F55D8707AFFD6605F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquired finite-lived intangible assets, amortization period (in years) </link:label>
<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_46719AB85888174F55D8707AFFD6605F_label_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_46719AB85888174F55D8707AFFD6605F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Acquired Finite-lived Intangible Assets, Weighted Average Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_46719AB85888174F55D8707AFFD6605F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_46719AB85888174F55D8707AFFD6605F" xlink:to="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_46719AB85888174F55D8707AFFD6605F" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_A977EFF1F7E5ECCD54D9707AFFD6F400_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_A977EFF1F7E5ECCD54D9707AFFD6F400" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated amortization expense of acquired finite-lived intangible asset </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_A977EFF1F7E5ECCD54D9707AFFD6F400_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_A977EFF1F7E5ECCD54D9707AFFD6F400" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_A977EFF1F7E5ECCD54D9707AFFD6F400" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_A977EFF1F7E5ECCD54D9707AFFD6F400" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_A977EFF1F7E5ECCD54D9707AFFD6F400" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D3D0C9B8313A68016B8A707AFFD6C711_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D3D0C9B8313A68016B8A707AFFD6C711" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D3D0C9B8313A68016B8A707AFFD6C711_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D3D0C9B8313A68016B8A707AFFD6C711" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D3D0C9B8313A68016B8A707AFFD6C711" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D3D0C9B8313A68016B8A707AFFD6C711" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D3D0C9B8313A68016B8A707AFFD6C711" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_3A575E3F98FCD21EDA79707AFFD69849_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_3A575E3F98FCD21EDA79707AFFD69849" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_3A575E3F98FCD21EDA79707AFFD69849_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_3A575E3F98FCD21EDA79707AFFD69849" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Two </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_3A575E3F98FCD21EDA79707AFFD69849" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_3A575E3F98FCD21EDA79707AFFD69849" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_3A575E3F98FCD21EDA79707AFFD69849" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_354B9152C42710E6719F707AFFD6265B_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_354B9152C42710E6719F707AFFD6265B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_354B9152C42710E6719F707AFFD6265B_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_354B9152C42710E6719F707AFFD6265B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Three </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_354B9152C42710E6719F707AFFD6265B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_354B9152C42710E6719F707AFFD6265B" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_354B9152C42710E6719F707AFFD6265B" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_CE3F87E498977AF43AE4707AFFD66D7D_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_CE3F87E498977AF43AE4707AFFD66D7D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_CE3F87E498977AF43AE4707AFFD66D7D_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_CE3F87E498977AF43AE4707AFFD66D7D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Four </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_CE3F87E498977AF43AE4707AFFD66D7D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_CE3F87E498977AF43AE4707AFFD66D7D" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_CE3F87E498977AF43AE4707AFFD66D7D" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4455988F3A0DF16F3BD0707AFFD6A6DA_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4455988F3A0DF16F3BD0707AFFD6A6DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4455988F3A0DF16F3BD0707AFFD6A6DA_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4455988F3A0DF16F3BD0707AFFD6A6DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_4455988F3A0DF16F3BD0707AFFD6A6DA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_9610F1EAD903EAA8FAED707AFFD60B6D_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_9610F1EAD903EAA8FAED707AFFD60B6D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_9610F1EAD903EAA8FAED707AFFD60B6D_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_9610F1EAD903EAA8FAED707AFFD60B6D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, after Year Five </link:label>
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<link:label id="lab_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56_terseLabel_en-US" xlink:label="lab_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Performance Range 2 </link:label>
<link:label id="lab_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56_label_en-US" xlink:label="lab_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Range 2 [Member] </link:label>
<link:label id="lab_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56_documentation_en-US" xlink:label="lab_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Performance Range 2 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_PerformanceRange2Member" xlink:label="loc_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56" xlink:to="lab_lvlt_PerformanceRange2Member_A382B25BE93F13558A9B702B9D8EFA56" xlink:type="arc"/>
<link:label id="lab_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5_terseLabel_en-US" xlink:label="lab_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Performance Range 3 </link:label>
<link:label id="lab_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5_label_en-US" xlink:label="lab_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Performance Range 3 [Member] </link:label>
<link:label id="lab_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5_documentation_en-US" xlink:label="lab_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Performance Range 3 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_PerformanceRange3Member" xlink:label="loc_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5" xlink:to="lab_lvlt_PerformanceRange3Member_3DD2664A7C031D8C79C8702B9D8EDDF5" xlink:type="arc"/>
<link:label id="lab_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA_terseLabel_en-US" xlink:label="lab_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> On or After April 1, 2007 </link:label>
<link:label id="lab_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA_label_en-US" xlink:label="lab_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> On or After April 1, 2007 [Member] </link:label>
<link:label id="lab_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA_documentation_en-US" xlink:label="lab_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> On or After April 1, 2007 [Member] </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OnOrAfterApril12007Member" xlink:label="loc_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA" xlink:to="lab_lvlt_OnOrAfterApril12007Member_4D0C6213A9D8209524F6702B9D8EBBAA" xlink:type="arc"/>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Qualifier to Index, Minimum </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Qualifier to Index, Minimum </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04_documentation_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Qualifier to Index, Minimum </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum" xlink:label="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04" xlink:to="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMinimum_A81C08FBA060C4F8D8FE702B9D8ECE04" xlink:type="arc"/>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Qualifier to Index, Maximum </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Qualifier to Index, Maximum </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C_documentation_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Performance Qualifier to Index, Maximum </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum" xlink:label="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C" xlink:to="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceQualifierToIndexMaximum_7B1FB9C7B9F601EE15A5702B9D8F703C" xlink:type="arc"/>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Success Multiplier of Pre Multiplier Gain </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Success Multiplier of Pre Multiplier Gain </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13_documentation_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Success Multiplier of Pre Multiplier Gain </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain" xlink:label="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13" xlink:to="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardSuccessMultiplierOfPreMultiplierGain_C32603494F2B7528D322702B9D8F3D13" xlink:type="arc"/>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percent vested after three years </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Percent Vested After Three Years </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E_documentation_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Percent Vested After Three Years </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears" xlink:label="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E" xlink:to="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentVestedAfterThreeYears_7098C2069BCA0FDA2864702B9D8FBB0E" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_A4F377EA4EDCBC44848A702B9D8F99BB_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_A4F377EA4EDCBC44848A702B9D8F99BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_A4F377EA4EDCBC44848A702B9D8F99BB_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_A4F377EA4EDCBC44848A702B9D8F99BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_A4F377EA4EDCBC44848A702B9D8F99BB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_A4F377EA4EDCBC44848A702B9D8F99BB" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_A4F377EA4EDCBC44848A702B9D8F99BB" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_05267B3187D5BE99B7DA702B9D8F7C61_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_05267B3187D5BE99B7DA702B9D8F7C61" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Options outstanding, beginning (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_05267B3187D5BE99B7DA702B9D8F7C61_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_05267B3187D5BE99B7DA702B9D8F7C61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_05267B3187D5BE99B7DA702B9D8F7C61" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_05267B3187D5BE99B7DA702B9D8F7C61" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_05267B3187D5BE99B7DA702B9D8F7C61" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_45DC77E664CD7DFEBFBF702B9D8FEC9F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_45DC77E664CD7DFEBFBF702B9D8FEC9F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options granted (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_45DC77E664CD7DFEBFBF702B9D8FEC9F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_45DC77E664CD7DFEBFBF702B9D8FEC9F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_45DC77E664CD7DFEBFBF702B9D8FEC9F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_387C8DC34CA10AC1BFAA702B9D8F6972_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_387C8DC34CA10AC1BFAA702B9D8F6972" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_387C8DC34CA10AC1BFAA702B9D8F6972_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_387C8DC34CA10AC1BFAA702B9D8F6972" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_387C8DC34CA10AC1BFAA702B9D8F6972" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_ADF34C56229DC353CC5B702B9D90718D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_ADF34C56229DC353CC5B702B9D90718D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Options expired (in shares) </link:label>
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<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMinimum_8B83076414CF44B45784702B9D91C5A2_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMinimum_8B83076414CF44B45784702B9D91C5A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options expired, Initial Strke Price Per Unit, Minimum (in dollars per share) </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMinimum_8B83076414CF44B45784702B9D91C5A2_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMinimum_8B83076414CF44B45784702B9D91C5A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period, Initial Exercise Price, Minimum </link:label>
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<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum_99659734222826E715DC702B9D9190C7_terseLabel_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum_99659734222826E715DC702B9D9190C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options expired, Initial Strke Price Per Unit, Maximum (in dollars per share) </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum_99659734222826E715DC702B9D9190C7_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum_99659734222826E715DC702B9D9190C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period, Initial Exercise Price, Maximum </link:label>
<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum_99659734222826E715DC702B9D9190C7_documentation_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum_99659734222826E715DC702B9D9190C7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period, Initial Exercise Price, Maximum </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum" xlink:label="loc_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriodInitialExercisePriceMaximum_99659734222826E715DC702B9D9190C7" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_F1C80653B92F0A0893F5702B9D91E82A" xlink:type="locator"/>
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<link:label id="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExcercisesInPeriodInitialExercisePriceMinimum_A8000652F230E8D9AB82702B9D9160CF_label_en-US" xlink:label="lab_lvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExcercisesInPeriodInitialExercisePriceMinimum_A8000652F230E8D9AB82702B9D9160CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Excercises in Period, Initial Exercise Price, Minimum </link:label>
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<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_DAF1BADE21A5064CC86A702B9CECD5AD_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_DAF1BADE21A5064CC86A702B9CECD5AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits, Interest on Income Taxes Expense </link:label>
<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_DAF1BADE21A5064CC86A702B9CECD5AD_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_DAF1BADE21A5064CC86A702B9CECD5AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits, Interest on Income Taxes Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_DAF1BADE21A5064CC86A702B9CECD5AD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_95CF1E7B693CCEEEDB63702B9CEC4DF5_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_95CF1E7B693CCEEEDB63702B9CEC4DF5" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest and penalties related to uncertain tax positions in income tax expense in its consolidated statements of operation </link:label>
<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_95CF1E7B693CCEEEDB63702B9CEC4DF5_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_95CF1E7B693CCEEEDB63702B9CEC4DF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_95CF1E7B693CCEEEDB63702B9CEC4DF5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_94F43AE8BB96C70E9F02644550FB679C_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_94F43AE8BB96C70E9F02644550FB679C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Expense (Benefit) </link:label>
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<link:label id="lab_us-gaap_OtherIncome_C687C249108CCA224D0F644550FB9E84_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherIncome_C687C249108CCA224D0F644550FB9E84" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other Income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherIncome" xlink:label="loc_us-gaap_OtherIncome_C687C249108CCA224D0F644550FB9E84" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensation_9F609F9F6938B43A13B8644550FBC97A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_9F609F9F6938B43A13B8644550FBC97A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_9F609F9F6938B43A13B8644550FBC97A" xlink:type="locator"/>
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<link:label id="lab_lvlt_Noncashimpairment_EC1A0B37BACC1F78A8D2644550FB7263_terseLabel_en-US" xlink:label="lab_lvlt_Noncashimpairment_EC1A0B37BACC1F78A8D2644550FB7263" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> non-cash impairment </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Noncashimpairment" xlink:label="loc_lvlt_Noncashimpairment_EC1A0B37BACC1F78A8D2644550FB7263" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SubsequentEventsTextBlock_9F6638875D2864423A71702B9B599B8C_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_9F6638875D2864423A71702B9B599B8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsequent Event </link:label>
<link:label id="lab_us-gaap_SubsequentEventsTextBlock_9F6638875D2864423A71702B9B599B8C_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_9F6638875D2864423A71702B9B599B8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsequent Events [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_9F6638875D2864423A71702B9B599B8C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeStatementAbstract_7B53825E47FA2A1D9ABD66127B3EEF30_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_7B53825E47FA2A1D9ABD66127B3EEF30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement [Abstract] </link:label>
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<link:label id="lab_lvlt_CostOfRevenueAndOperatingExpensesAbstract_C0B9678D509676A2DA2B66127B3F2427_terseLabel_en-US" xlink:label="lab_lvlt_CostOfRevenueAndOperatingExpensesAbstract_C0B9678D509676A2DA2B66127B3F2427" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Costs and Expenses: </link:label>
<link:label id="lab_lvlt_CostOfRevenueAndOperatingExpensesAbstract_C0B9678D509676A2DA2B66127B3F2427_label_en-US" xlink:label="lab_lvlt_CostOfRevenueAndOperatingExpensesAbstract_C0B9678D509676A2DA2B66127B3F2427" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Revenue and Operating Expenses [Abstract] </link:label>
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<link:label id="lab_us-gaap_CostsAndExpenses_3EFB98523E287B9300F966127B3FB9DD_totalLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_3EFB98523E287B9300F966127B3FB9DD" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total costs and expenses </link:label>
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<link:label id="lab_us-gaap_OperatingIncomeLoss_CF61A1008342D4615F3366127B3FEBB1_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_CF61A1008342D4615F3366127B3FEBB1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating Income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_CF61A1008342D4615F3366127B3FEBB1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InvestmentIncomeInterest_4E8D3E5019F0E1E0EE9C66127B40A839_verboseLabel_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_4E8D3E5019F0E1E0EE9C66127B40A839" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Interest income </link:label>
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<link:label id="lab_lvlt_OtherIncomeExpense_B5C0E54D0F3A444DE10C66127B45AE53_totalLabel_en-US" xlink:label="lab_lvlt_OtherIncomeExpense_B5C0E54D0F3A444DE10C66127B45AE53" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total other expense </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OtherIncomeExpense" xlink:label="loc_lvlt_OtherIncomeExpense_B5C0E54D0F3A444DE10C66127B45AE53" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_OtherIncomeExpense_B5C0E54D0F3A444DE10C66127B45AE53" xlink:to="lab_lvlt_OtherIncomeExpense_B5C0E54D0F3A444DE10C66127B45AE53" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetIncomeLoss_8CDB05C1FE107413649C66127B464A6C_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_8CDB05C1FE107413649C66127B464A6C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net Income </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_8CDB05C1FE107413649C66127B464A6C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_8CDB05C1FE107413649C66127B464A6C" xlink:to="lab_us-gaap_NetIncomeLoss_8CDB05C1FE107413649C66127B464A6C" xlink:type="arc"/>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAC58C9FC8F8E6C3AEB566127B46DF4A_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAC58C9FC8F8E6C3AEB566127B46DF4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares Used to Compute Basic Net Income (Loss)per Share (in thousands) </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAC58C9FC8F8E6C3AEB566127B46DF4A_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAC58C9FC8F8E6C3AEB566127B46DF4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Basic </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAC58C9FC8F8E6C3AEB566127B46DF4A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAC58C9FC8F8E6C3AEB566127B46DF4A" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAC58C9FC8F8E6C3AEB566127B46DF4A" xlink:type="arc"/>
<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D44EB7B88345D83A2A6666127B4661A2_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D44EB7B88345D83A2A6666127B4661A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares Used to Compute Diluted Net Income (Loss)per Share (in thousands) </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D44EB7B88345D83A2A6666127B4661A2_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D44EB7B88345D83A2A6666127B4661A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Diluted </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D44EB7B88345D83A2A6666127B4661A2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D44EB7B88345D83A2A6666127B4661A2" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_D44EB7B88345D83A2A6666127B4661A2" xlink:type="arc"/>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_9E477E09E38812DEB1C5702B9C49C574_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_9E477E09E38812DEB1C5702B9C49C574" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amount outstanding under letters of credit </link:label>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_9E477E09E38812DEB1C5702B9C49C574_label_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_9E477E09E38812DEB1C5702B9C49C574" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters of Credit Outstanding, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_9E477E09E38812DEB1C5702B9C49C574" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LettersOfCreditOutstandingAmount_9E477E09E38812DEB1C5702B9C49C574" xlink:to="lab_us-gaap_LettersOfCreditOutstandingAmount_9E477E09E38812DEB1C5702B9C49C574" xlink:type="arc"/>
<link:label id="lab_us-gaap_CollateralizedFinancings_AED223506471F54A2AB4702B9C4A405A_terseLabel_en-US" xlink:label="lab_us-gaap_CollateralizedFinancings_AED223506471F54A2AB4702B9C4A405A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Collateralized Financings </link:label>
<link:label id="lab_us-gaap_CollateralizedFinancings_AED223506471F54A2AB4702B9C4A405A_label_en-US" xlink:label="lab_us-gaap_CollateralizedFinancings_AED223506471F54A2AB4702B9C4A405A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Collateralized Financings </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CollateralizedFinancings" xlink:label="loc_us-gaap_CollateralizedFinancings_AED223506471F54A2AB4702B9C4A405A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CollateralizedFinancings_AED223506471F54A2AB4702B9C4A405A" xlink:to="lab_us-gaap_CollateralizedFinancings_AED223506471F54A2AB4702B9C4A405A" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_056E9FFFCDA09CF3094D702B9C4A97CC_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_056E9FFFCDA09CF3094D702B9C4A97CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payments under these right-of-way agreements </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_056E9FFFCDA09CF3094D702B9C4A97CC_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_056E9FFFCDA09CF3094D702B9C4A97CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Purchases </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_056E9FFFCDA09CF3094D702B9C4A97CC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_056E9FFFCDA09CF3094D702B9C4A97CC" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_056E9FFFCDA09CF3094D702B9C4A97CC" xlink:type="arc"/>
<link:label id="lab_us-gaap_LeaseAndRentalExpense_85963D187639762C9912702B9C4A1B41_terseLabel_en-US" xlink:label="lab_us-gaap_LeaseAndRentalExpense_85963D187639762C9912702B9C4A1B41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Rent expense, including common area maintenance, under non-cancelable lease agreements </link:label>
<link:label id="lab_us-gaap_LeaseAndRentalExpense_85963D187639762C9912702B9C4A1B41_label_en-US" xlink:label="lab_us-gaap_LeaseAndRentalExpense_85963D187639762C9912702B9C4A1B41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Rent Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LeaseAndRentalExpense" xlink:label="loc_us-gaap_LeaseAndRentalExpense_85963D187639762C9912702B9C4A1B41" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeaseAndRentalExpense_85963D187639762C9912702B9C4A1B41" xlink:to="lab_us-gaap_LeaseAndRentalExpense_85963D187639762C9912702B9C4A1B41" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_5BFBAA92BB80F9B1491D702B9C4A5FBF_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_5BFBAA92BB80F9B1491D702B9C4A5FBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_5BFBAA92BB80F9B1491D702B9C4A5FBF_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_5BFBAA92BB80F9B1491D702B9C4A5FBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Fiscal Year Maturity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_5BFBAA92BB80F9B1491D702B9C4A5FBF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_5BFBAA92BB80F9B1491D702B9C4A5FBF" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract_5BFBAA92BB80F9B1491D702B9C4A5FBF" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_8453DEBD5BCEB6422DF7702B9C4A8856_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_8453DEBD5BCEB6422DF7702B9C4A8856" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements, 2017 </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_8453DEBD5BCEB6422DF7702B9C4A8856_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_8453DEBD5BCEB6422DF7702B9C4A8856" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Due in Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_8453DEBD5BCEB6422DF7702B9C4A8856" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_8453DEBD5BCEB6422DF7702B9C4A8856" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary_8453DEBD5BCEB6422DF7702B9C4A8856" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_FCA6E6F6513441E87FF8702B9C4B4D25_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_FCA6E6F6513441E87FF8702B9C4B4D25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements, 2018 </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_FCA6E6F6513441E87FF8702B9C4B4D25_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_FCA6E6F6513441E87FF8702B9C4B4D25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Due within Two Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_FCA6E6F6513441E87FF8702B9C4B4D25" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_FCA6E6F6513441E87FF8702B9C4B4D25" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary_FCA6E6F6513441E87FF8702B9C4B4D25" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_57218C80E6395D29B4CA702B9C4B2EAD_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_57218C80E6395D29B4CA702B9C4B2EAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements, 2019 </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_57218C80E6395D29B4CA702B9C4B2EAD_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_57218C80E6395D29B4CA702B9C4B2EAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Due within Three Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_57218C80E6395D29B4CA702B9C4B2EAD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_57218C80E6395D29B4CA702B9C4B2EAD" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary_57218C80E6395D29B4CA702B9C4B2EAD" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_384E41D00535AA32C493702B9C4B1D76_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_384E41D00535AA32C493702B9C4B1D76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements, 2020 </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_384E41D00535AA32C493702B9C4B1D76_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_384E41D00535AA32C493702B9C4B1D76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Due within Four Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_384E41D00535AA32C493702B9C4B1D76" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_384E41D00535AA32C493702B9C4B1D76" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary_384E41D00535AA32C493702B9C4B1D76" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_7DAE9D3033F35C695051702B9C4B963F_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_7DAE9D3033F35C695051702B9C4B963F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements, 2021 </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_7DAE9D3033F35C695051702B9C4B963F_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_7DAE9D3033F35C695051702B9C4B963F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Due within Five Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_7DAE9D3033F35C695051702B9C4B963F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_7DAE9D3033F35C695051702B9C4B963F" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary_7DAE9D3033F35C695051702B9C4B963F" xlink:type="arc"/>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears_A77D887C19BF6424EB4C702B9C4B8A85_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears_A77D887C19BF6424EB4C702B9C4B8A85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements, Thereafter </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears_A77D887C19BF6424EB4C702B9C4B8A85_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears_A77D887C19BF6424EB4C702B9C4B8A85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation, Due after Five Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears_A77D887C19BF6424EB4C702B9C4B8A85" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5D125D10929CCED035D4702B9C4B000D_totalLabel_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5D125D10929CCED035D4702B9C4B000D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements, Total </link:label>
<link:label id="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5D125D10929CCED035D4702B9C4B000D_label_en-US" xlink:label="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5D125D10929CCED035D4702B9C4B000D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5D125D10929CCED035D4702B9C4B000D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5D125D10929CCED035D4702B9C4B000D" xlink:to="lab_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5D125D10929CCED035D4702B9C4B000D" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_D9EF102E4C1501B1C018702B9C4B77F3_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_D9EF102E4C1501B1C018702B9C4B77F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facilities </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_D9EF102E4C1501B1C018702B9C4B77F3_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_D9EF102E4C1501B1C018702B9C4B77F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_D9EF102E4C1501B1C018702B9C4B77F3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_D9EF102E4C1501B1C018702B9C4B77F3" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_D9EF102E4C1501B1C018702B9C4B77F3" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_E5ABDE442B619F328EF8702B9C51BDE5_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_E5ABDE442B619F328EF8702B9C51BDE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facilities, 2017 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_E5ABDE442B619F328EF8702B9C51BDE5_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_E5ABDE442B619F328EF8702B9C51BDE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due, Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_E5ABDE442B619F328EF8702B9C51BDE5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_E5ABDE442B619F328EF8702B9C51BDE5" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_E5ABDE442B619F328EF8702B9C51BDE5" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1CB93DEA2A0A021B0830702B9C51AA38_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1CB93DEA2A0A021B0830702B9C51AA38" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facilities, 2018 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1CB93DEA2A0A021B0830702B9C51AA38_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1CB93DEA2A0A021B0830702B9C51AA38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Two Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1CB93DEA2A0A021B0830702B9C51AA38" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1CB93DEA2A0A021B0830702B9C51AA38" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_1CB93DEA2A0A021B0830702B9C51AA38" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_17DCD7FA502BE97F20DB702B9C517A2D_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_17DCD7FA502BE97F20DB702B9C517A2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facilities, 2019 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_17DCD7FA502BE97F20DB702B9C517A2D_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_17DCD7FA502BE97F20DB702B9C517A2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Three Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_17DCD7FA502BE97F20DB702B9C517A2D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_17DCD7FA502BE97F20DB702B9C517A2D" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_17DCD7FA502BE97F20DB702B9C517A2D" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_BAB50A841AB28A7FB075702B9C51B94E_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_BAB50A841AB28A7FB075702B9C51B94E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facilities, 2020 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_BAB50A841AB28A7FB075702B9C51B94E_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_BAB50A841AB28A7FB075702B9C51B94E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Four Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_BAB50A841AB28A7FB075702B9C51B94E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_BAB50A841AB28A7FB075702B9C51B94E" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_BAB50A841AB28A7FB075702B9C51B94E" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_85E9FD5EB6442A6F47C9702B9C52C212_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_85E9FD5EB6442A6F47C9702B9C52C212" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facilities, 2021 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_85E9FD5EB6442A6F47C9702B9C52C212_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_85E9FD5EB6442A6F47C9702B9C52C212" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Five Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_85E9FD5EB6442A6F47C9702B9C52C212" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_85E9FD5EB6442A6F47C9702B9C52C212" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_85E9FD5EB6442A6F47C9702B9C52C212" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_5E17987DC00D8F7BDA54702B9C53DDCF_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_5E17987DC00D8F7BDA54702B9C53DDCF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Facilities, Thereafter </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_5E17987DC00D8F7BDA54702B9C53DDCF_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_5E17987DC00D8F7BDA54702B9C53DDCF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due Thereafter </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_5E17987DC00D8F7BDA54702B9C53DDCF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_5E17987DC00D8F7BDA54702B9C53DDCF" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_5E17987DC00D8F7BDA54702B9C53DDCF" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_B1B1BB791D25AA1200C3702B9C533A7A_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_B1B1BB791D25AA1200C3702B9C533A7A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Facilities, Total </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_B1B1BB791D25AA1200C3702B9C533A7A_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_B1B1BB791D25AA1200C3702B9C533A7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_B1B1BB791D25AA1200C3702B9C533A7A" xlink:type="locator"/>
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<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract_95B38F36F3CD99D9AC4D702B9C536748_terseLabel_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract_95B38F36F3CD99D9AC4D702B9C536748" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract_95B38F36F3CD99D9AC4D702B9C536748_label_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract_95B38F36F3CD99D9AC4D702B9C536748" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation [Abstract] </link:label>
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<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract" xlink:label="loc_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract_95B38F36F3CD99D9AC4D702B9C536748" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract_95B38F36F3CD99D9AC4D702B9C536748" xlink:to="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationAbstract_95B38F36F3CD99D9AC4D702B9C536748" xlink:type="arc"/>
<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear_CFF38E144E26D46EED9D702B9C54FE4A_totalLabel_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear_CFF38E144E26D46EED9D702B9C54FE4A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements and Facilities, 2017 </link:label>
<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear_CFF38E144E26D46EED9D702B9C54FE4A_label_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear_CFF38E144E26D46EED9D702B9C54FE4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation, Due within One Year </link:label>
<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear_CFF38E144E26D46EED9D702B9C54FE4A_documentation_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear_CFF38E144E26D46EED9D702B9C54FE4A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation, Due within One Year </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear" xlink:label="loc_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinOneYear_CFF38E144E26D46EED9D702B9C54FE4A" xlink:type="locator"/>
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<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinTwoYears_438BF2DA23791582CDDE702B9C54F209_totalLabel_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinTwoYears_438BF2DA23791582CDDE702B9C54F209" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements and Facilities, 2018 </link:label>
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<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinTwoYears_438BF2DA23791582CDDE702B9C54F209_documentation_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinTwoYears_438BF2DA23791582CDDE702B9C54F209" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation, Due within Two Years </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinTwoYears" xlink:label="loc_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinTwoYears_438BF2DA23791582CDDE702B9C54F209" xlink:type="locator"/>
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<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinThreeYears_FC6D83B39A37B71C73B5702B9C542D87_totalLabel_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueWithinThreeYears_FC6D83B39A37B71C73B5702B9C542D87" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Right-of-Way Agreements and Facilities, 2019 </link:label>
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<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueThereafter_E949A4B0A4E0ABEC163F702B9C557C0E_label_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDueThereafter_E949A4B0A4E0ABEC163F702B9C557C0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation, Due Thereafter </link:label>
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<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDue_4AFE5243A896DA461447702B9C5530BA_label_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDue_4AFE5243A896DA461447702B9C5530BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation, Due </link:label>
<link:label id="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDue_4AFE5243A896DA461447702B9C5530BA_documentation_en-US" xlink:label="lab_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDue_4AFE5243A896DA461447702B9C5530BA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due and Unrecorded Unconditional Purchase Obligation, Due </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDue" xlink:label="loc_lvlt_OperatingLeasesFutureMinimumPaymentsDueAndUnrecordedUnconditionalPurchaseObligationDue_4AFE5243A896DA461447702B9C5530BA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableAbstract_67D1F6D0B70BBEA5BEEF702B9C55749D_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableAbstract_67D1F6D0B70BBEA5BEEF702B9C55749D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Future Minimum Sublease Receipts </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableAbstract_67D1F6D0B70BBEA5BEEF702B9C55749D_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableAbstract_67D1F6D0B70BBEA5BEEF702B9C55749D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableAbstract" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableAbstract_67D1F6D0B70BBEA5BEEF702B9C55749D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_626B7CEC3374B1F1F5E8702B9C55D93C_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_626B7CEC3374B1F1F5E8702B9C55D93C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_626B7CEC3374B1F1F5E8702B9C55D93C_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_626B7CEC3374B1F1F5E8702B9C55D93C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_626B7CEC3374B1F1F5E8702B9C55D93C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_626B7CEC3374B1F1F5E8702B9C55D93C" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent_626B7CEC3374B1F1F5E8702B9C55D93C" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears_A7B3BEF550BD0AF4CAB6702B9C554073_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears_A7B3BEF550BD0AF4CAB6702B9C554073" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears_A7B3BEF550BD0AF4CAB6702B9C554073_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears_A7B3BEF550BD0AF4CAB6702B9C554073" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable, in Two Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears_A7B3BEF550BD0AF4CAB6702B9C554073" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears_A7B3BEF550BD0AF4CAB6702B9C554073" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears_A7B3BEF550BD0AF4CAB6702B9C554073" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears_169E0CAFBDE38DAC4416702B9C5550C9_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears_169E0CAFBDE38DAC4416702B9C5550C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears_169E0CAFBDE38DAC4416702B9C5550C9_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears_169E0CAFBDE38DAC4416702B9C5550C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable, in Three Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears_169E0CAFBDE38DAC4416702B9C5550C9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears_D82805B98AA884BE0B6E702B9C5542B5_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears_D82805B98AA884BE0B6E702B9C5542B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears_D82805B98AA884BE0B6E702B9C5542B5_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears_D82805B98AA884BE0B6E702B9C5542B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable, in Four Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears_D82805B98AA884BE0B6E702B9C5542B5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears_DDD89F90CF7379543387702B9C559FF7_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears_DDD89F90CF7379543387702B9C559FF7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears_DDD89F90CF7379543387702B9C559FF7_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears_DDD89F90CF7379543387702B9C559FF7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable, in Five Years </link:label>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableThereafter_2B240DDCF2F7AD075386702B9C564350_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableThereafter_2B240DDCF2F7AD075386702B9C564350" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable, Thereafter </link:label>
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<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable_869D4EFAB90DD7506B96702B9C569C2F_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable_869D4EFAB90DD7506B96702B9C569C2F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable_869D4EFAB90DD7506B96702B9C569C2F_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable_869D4EFAB90DD7506B96702B9C569C2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable_869D4EFAB90DD7506B96702B9C569C2F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable_869D4EFAB90DD7506B96702B9C569C2F" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable_869D4EFAB90DD7506B96702B9C569C2F" xlink:type="arc"/>
<link:label id="lab_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469_terseLabel_en-US" xlink:label="lab_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Period of Right-of-Way Agreements with cancelable agreements (in years) </link:label>
<link:label id="lab_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469_label_en-US" xlink:label="lab_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obilgation, Period, Cancelable Agreements </link:label>
<link:label id="lab_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469_documentation_en-US" xlink:label="lab_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Unrecorded Unconditional Purchase Obilgation, Period, Cancelable Agreements </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements" xlink:label="loc_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469" xlink:to="lab_lvlt_UnrecordedUnconditionalPurchaseObilgationPeriodCancelableAgreements_F8C5A3B9E40B70675759702B9C56F469" xlink:type="arc"/>
<link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_9AE1425BD14D1C29D64A3845C865C87C_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_9AE1425BD14D1C29D64A3845C865C87C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Information </link:label>
<link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_9AE1425BD14D1C29D64A3845C865C87C_label_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_9AE1425BD14D1C29D64A3845C865C87C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_9AE1425BD14D1C29D64A3845C865C87C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingDisclosureTextBlock_9AE1425BD14D1C29D64A3845C865C87C" xlink:to="lab_us-gaap_SegmentReportingDisclosureTextBlock_9AE1425BD14D1C29D64A3845C865C87C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTable_47FC0A511282882BC38E71671CF75338_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTable_47FC0A511282882BC38E71671CF75338" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTable_47FC0A511282882BC38E71671CF75338" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTable_47FC0A511282882BC38E71671CF75338" xlink:to="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionContingentConsiderationTable_47FC0A511282882BC38E71671CF75338" xlink:type="arc"/>
<link:label id="lab_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B_terseLabel_en-US" xlink:label="lab_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquisition </link:label>
<link:label id="lab_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B_label_en-US" xlink:label="lab_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pending Acquisition [Line Items] </link:label>
<link:label id="lab_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B_documentation_en-US" xlink:label="lab_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_PendingAcquisitionLineItems" xlink:label="loc_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B" xlink:to="lab_lvlt_PendingAcquisitionLineItems_0AF9E7118D8D89A8B1A871671CF8740B" xlink:type="arc"/>
<link:label id="lab_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497_terseLabel_en-US" xlink:label="lab_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock consideration per share </link:label>
<link:label id="lab_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497_label_en-US" xlink:label="lab_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock consideration, shares </link:label>
<link:label id="lab_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497_documentation_en-US" xlink:label="lab_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock consideration, shares </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Stockconsiderationshares" xlink:label="loc_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497" xlink:to="lab_lvlt_Stockconsiderationshares_64AEADABA94CEC56EBCA71671CFDA497" xlink:type="arc"/>
<link:label id="lab_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71_terseLabel_en-US" xlink:label="lab_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> business acquisition, cash consideration per share </link:label>
<link:label id="lab_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71_label_en-US" xlink:label="lab_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> business acquisition, cash consideration per share </link:label>
<link:label id="lab_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71_documentation_en-US" xlink:label="lab_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> business acquisition, cash consideration per share </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Businessacquisitioncashconsiderationpershare" xlink:label="loc_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71" xlink:to="lab_lvlt_Businessacquisitioncashconsiderationpershare_10D9B4AC362A96353D9471671CFD2D71" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockSharesAuthorized_45FE99C853ECB024BC1171671CFEE245_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_45FE99C853ECB024BC1171671CFEE245" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares Authorized </link:label>
<link:label id="lab_us-gaap_CommonStockSharesAuthorized_45FE99C853ECB024BC1171671CFEE245_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_45FE99C853ECB024BC1171671CFEE245" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_45FE99C853ECB024BC1171671CFEE245" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_45FE99C853ECB024BC1171671CFEE245" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_45FE99C853ECB024BC1171671CFEE245" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_1F9F826760ABA350957D71671CFE62F3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_1F9F826760ABA350957D71671CFE62F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares issued in Amalgamation transaction (in shares) </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_1F9F826760ABA350957D71671CFE62F3_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_1F9F826760ABA350957D71671CFE62F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Equity Interest Issued or Issuable, Number of Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:label="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_1F9F826760ABA350957D71671CFE62F3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_1F9F826760ABA350957D71671CFE62F3" xlink:to="lab_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_1F9F826760ABA350957D71671CFE62F3" xlink:type="arc"/>
<link:label id="lab_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851_terseLabel_en-US" xlink:label="lab_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Debt Assumed </link:label>
<link:label id="lab_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851_label_en-US" xlink:label="lab_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Debt Assumed </link:label>
<link:label id="lab_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851_documentation_en-US" xlink:label="lab_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Debt Assumed </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_BusinessAcquisitionDebtAssumed" xlink:label="loc_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851" xlink:to="lab_lvlt_BusinessAcquisitionDebtAssumed_5ED90C312EE480BB94C771671CFEB851" xlink:type="arc"/>
<link:label id="lab_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875_terseLabel_en-US" xlink:label="lab_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business combination debt premiums incurred </link:label>
<link:label id="lab_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875_label_en-US" xlink:label="lab_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> business combination debt premiums incurred </link:label>
<link:label id="lab_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875_documentation_en-US" xlink:label="lab_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> business combination debt premiums incurred for redemption and repayment of outstanding debt of the acquired </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_Businesscombinationdebtpremiumsincurred" xlink:label="loc_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875" xlink:to="lab_lvlt_Businesscombinationdebtpremiumsincurred_213F8FD22A29EF9EBF6A71671CFE5875" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionSharePrice_2CADF3375410F8C5637371671CFEC8ED_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionSharePrice_2CADF3375410F8C5637371671CFEC8ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Share Price </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionSharePrice_2CADF3375410F8C5637371671CFEC8ED_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionSharePrice_2CADF3375410F8C5637371671CFEC8ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Share Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice" xlink:label="loc_us-gaap_BusinessAcquisitionSharePrice_2CADF3375410F8C5637371671CFEC8ED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionSharePrice_2CADF3375410F8C5637371671CFEC8ED" xlink:to="lab_us-gaap_BusinessAcquisitionSharePrice_2CADF3375410F8C5637371671CFEC8ED" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_C674FAD9916D6DDF6A7A71671CFE4E63_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_C674FAD9916D6DDF6A7A71671CFE4E63" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Capital Lease Obligation </link:label>
<link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_C674FAD9916D6DDF6A7A71671CFE4E63_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_C674FAD9916D6DDF6A7A71671CFE4E63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Capital Lease Obligation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_C674FAD9916D6DDF6A7A71671CFE4E63" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_C674FAD9916D6DDF6A7A71671CFE4E63" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_C674FAD9916D6DDF6A7A71671CFE4E63" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferred1_EA4F53EBF96593E4E48A71671CFE71CA_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferred1_EA4F53EBF96593E4E48A71671CFE71CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Combination, Consideration Transferred </link:label>
<link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferred1_EA4F53EBF96593E4E48A71671CFE71CA_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferred1_EA4F53EBF96593E4E48A71671CFE71CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Consideration Transferred </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_EA4F53EBF96593E4E48A71671CFE71CA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_4787EBCABC2E5DCACB0E71671CFEDE24_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_4787EBCABC2E5DCACB0E71671CFEDE24" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Final Purchase Price Allocation [Abstract] </link:label>
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<link:label id="lab_us-gaap_CommonStockMember_64A138496EDD3C10E511702B9E67C5DE_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_64A138496EDD3C10E511702B9E67C5DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock [Member] </link:label>
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<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_1CBE37E133952055D774702B9E67C6D0_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_1CBE37E133952055D774702B9E67C6D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional Paid-in Capital </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_1CBE37E133952055D774702B9E67C6D0_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_1CBE37E133952055D774702B9E67C6D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid-in Capital [Member] </link:label>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_BCC406DB085B84412347702B9E67A269_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_BCC406DB085B84412347702B9E67A269" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss) </link:label>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_BCC406DB085B84412347702B9E67A269_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_BCC406DB085B84412347702B9E67A269" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> AOCI Attributable to Parent [Member] </link:label>
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<link:label id="lab_us-gaap_RetainedEarningsMember_6918C41B466B6BD81373702B9E67928D_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_6918C41B466B6BD81373702B9E67928D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Deficit </link:label>
<link:label id="lab_us-gaap_RetainedEarningsMember_6918C41B466B6BD81373702B9E67928D_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_6918C41B466B6BD81373702B9E67928D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings [Member] </link:label>
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<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_9ED0397D73DFAB651D6C702B9E67562F_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_9ED0397D73DFAB651D6C702B9E67562F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Stockholders' Equity [Roll Forward] </link:label>
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<link:label id="lab_us-gaap_CommonStockSharesOutstanding_21B89C91FB5C7705C520702B9E680C8B_periodStartLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_21B89C91FB5C7705C520702B9E680C8B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Beginning balance (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesOutstanding_21B89C91FB5C7705C520702B9E680C8B_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_21B89C91FB5C7705C520702B9E680C8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Outstanding </link:label>
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<link:label id="lab_lvlt_CommonStockAbstract_A7CEF8F8FF6AF508325C702B9E68788C_terseLabel_en-US" xlink:label="lab_lvlt_CommonStockAbstract_A7CEF8F8FF6AF508325C702B9E68788C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock </link:label>
<link:label id="lab_lvlt_CommonStockAbstract_A7CEF8F8FF6AF508325C702B9E68788C_label_en-US" xlink:label="lab_lvlt_CommonStockAbstract_A7CEF8F8FF6AF508325C702B9E68788C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock [Abstract] </link:label>
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<link:loc xlink:href="lvlt-20161231.xsd#lvlt_CommonStockAbstract" xlink:label="loc_lvlt_CommonStockAbstract_A7CEF8F8FF6AF508325C702B9E68788C" xlink:type="locator"/>
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<link:label id="lab_lvlt_StockIssuedDuringPeriodValueShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_BD1A65EFF3ED45ABDAA2702B9E681231_terseLabel_en-US" xlink:label="lab_lvlt_StockIssuedDuringPeriodValueShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_BD1A65EFF3ED45ABDAA2702B9E681231" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued under employee stock benefit plans and other </link:label>
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<link:loc xlink:href="lvlt-20161231.xsd#lvlt_StockIssuedDuringPeriodValueShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans" xlink:label="loc_lvlt_StockIssuedDuringPeriodValueShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_BD1A65EFF3ED45ABDAA2702B9E681231" xlink:type="locator"/>
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<link:label id="lab_lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_CE6B84FD94D433F94CA1702B9E6849E9_terseLabel_en-US" xlink:label="lab_lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_CE6B84FD94D433F94CA1702B9E6849E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued under employee stock benefit plans and other (in shares) </link:label>
<link:label id="lab_lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_CE6B84FD94D433F94CA1702B9E6849E9_label_en-US" xlink:label="lab_lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_CE6B84FD94D433F94CA1702B9E6849E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures And Employee Benefit Plans </link:label>
<link:label id="lab_lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_CE6B84FD94D433F94CA1702B9E6849E9_documentation_en-US" xlink:label="lab_lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_CE6B84FD94D433F94CA1702B9E6849E9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures And Employee Benefit Plans </link:label>
<link:loc xlink:href="lvlt-20161231.xsd#lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans" xlink:label="loc_lvlt_StockIssuedDuringPeriodSharesShareBasedCompensationNetOfForfeituresAndEmployeeBenefitPlans_CE6B84FD94D433F94CA1702B9E6849E9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_524682BA6600F771ABEA702B9E68FBF0_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_524682BA6600F771ABEA702B9E68FBF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_524682BA6600F771ABEA702B9E68FBF0_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_524682BA6600F771ABEA702B9E68FBF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_3B8EF9CF3CF7C6B8E98C702B9E6805C0_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_3B8EF9CF3CF7C6B8E98C702B9E6805C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> tw telecom acquisition equity consideration </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_3B8EF9CF3CF7C6B8E98C702B9E6805C0_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_3B8EF9CF3CF7C6B8E98C702B9E6805C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Acquisitions </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_FF7F24EE0C41DE3D0C5F702B9E68F32B_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_FF7F24EE0C41DE3D0C5F702B9E68F32B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> tw telecom acquisition equity consideration (in shares) </link:label>
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