NAICS 491
Postal Service
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- Postal Service5
Set-Aside Distribution
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Top Locations
- DC2
- AP1
- GA1
- MT1
About NAICS491
The North American Industry Classification System (NAICS) code 491 covers postal service. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.
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