NAICS Code Lookup

NAICS codes classify businesses by industry. Agencies tag every contract with one, and you list yours in your free SAM.gov registration. Search by keyword (“janitorial”, “roofing”) or by code (“5617”). This free NAICS code search covers the full NAICS codes list, so you can find the NAICS code for any industry.

All sectors

NAICS codes
Code	Title	Level	Open bids
11	Agriculture, Forestry, Fishing and Hunting	Sector	View
21	Mining, Quarrying, and Oil and Gas Extraction	Sector	View
22	Utilities	Sector	View
23	Construction	Sector	View
31	Manufacturing	Sector	View
32	Manufacturing	Sector	View
33	Manufacturing	Sector	View
42	Wholesale Trade	Sector	View
44	Retail Trade	Sector	View
45	Retail Trade	Sector	View
48	Transportation and Warehousing	Sector	View
49	Transportation and Warehousing	Sector	View
51	Information	Sector	View
52	Finance and Insurance	Sector	View
53	Real Estate and Rental and Leasing	Sector	View
54	Professional, Scientific, and Technical Services	Sector	View
55	Management of Companies and Enterprises	Sector	View
56	Administrative and Support and Waste Management and Remediation Services	Sector	View
61	Educational Services	Sector	View
62	Health Care and Social Assistance	Sector	View
71	Arts, Entertainment, and Recreation	Sector	View
72	Accommodation and Food Services	Sector	View
81	Other Services (except Public Administration)	Sector	View
92	Public Administration	Sector	View

Codes and titles from the 2022 North American Industry Classification System, as published by USAspending.gov. Independent website. Not affiliated with any government agency.