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NAICS 491110 is the North American Industry Classification System code for Postal Service, a national industry in the Transportation and Warehousing sector (48-49).
Frequently asked questions
What is NAICS code 491110?
NAICS 491110 is the code for Postal Service, a national industry in the North American Industry Classification System (NAICS 2022), under 48-49 (Transportation and Warehousing). It is a 6-digit code, the most specific NAICS level.
What is the parent code of NAICS 491110?
The parent of NAICS 491110 is 48-49, Transportation and Warehousing. Every company under 491110 is also counted under 48-49.