Industry Classification Codes
NAICS and SIC classification systems are used to collect, analyze, and publish statistical data related to U.S. businesses. Knowing the NAICS and SIC classification codes for an industry will help one easily locate industry reports and identify industry competitors.
- NAICS (North American Industry Classification System) CodeSearch and find detailed descriptions in the 2017 NAICS manual. Note: While the NAICS code has replaced the SIC code, many business research databases still use the NAICS code to classify a company or industry.
- SIC (Standard Industrial Classification System) CodeSearch and find detailed descriptions in the 1987 SIC manual.
Premium Sites
- Gale Directory Library
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Free Websites
- Small Business Development Center Network (SBDC)'s Market Research ReportsUnder Start Your Business Now, access free market research reports for 50+ industries.
- Statistics of U.S. Businesses (SUSB)Access statistical tables by geography, sector, and special topics
- U.S. Bureau of Labor Industries at a GlanceThis is a compilation of national data obtained from the BLS surveys and programs. Additional industry detail, including county and metropolitan area data is also available.
- U.S. Economic CensusOrganized by NAICS industry code, access statistics on U.S. industries.
- Exploring Economic Data on data.census.gov (Video)Learn how to access business data from various Census Economic Surveys and programs.