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SIC Code | U.S. Industry [ NAICS² Codes ] | Registrants | |
---|---|---|---|
4310 | United States Postal Service, et al. | – | |
4311 | United States Postal Service [ 491110 ] | – | |
Registrants in SIC Industry Group 431: | – | ||
NAICS Code | North American Industry | SIC Codes | |
---|---|---|---|
491110 | Postal Service | ⇒ | 4311, 7389 |