Air Transportation, Scheduled, and Air Courier Services

SIC Industry Group 451

SIC Code	U.S. Industry  [ NAICS² Codes ]	Registrants
4510	Air Transportation, Scheduled, and Air Courier Services, et al.	–
4512	Air Transportation, Scheduled  [ 481111,  481112 ]  § OE&T	136
4513	Air Courier Services  [ 492110 ]  § OE&T	25
	Registrants in SIC Industry Group 451:	161
____________  §  In the SIC [SEC] subset of SIC [1987] for assigning Filings-review to the SEC Filings-Review Offices:           OE&T – Office of Energy & Transportation

²  North American Industry Classification System (NAICS)

SIC [1987] Industry Group 451     ⇒     NAICS [2012] Industry Codes

NAICS Code	North American Industry		SIC Codes
481111	Scheduled Passenger Air Transportation	⇒	4512
481112	Scheduled Freight Air Transportation	⇒	4512
492110	Couriers and Express Delivery Services	⇒	4215,  4513