NAICS - Economic Census, HS and DUN numbers
NAICS: Classification numbers that identify businesses with similar products and/or services for US public companies. "The North American Industry Classification System (NAICS pronounced Nakes)..." - From NAICS FAQ's.
US Census Bureau collects business data from public companies in an economic census every 5 years and classifies goods & services by NAICS numbers. The most recent economic census was in 2007. Analyzed data is available for 2002 and 2007. Information page for 2012 Economic Census
Find NAICS number and definition
Note: SIC numbers were used before 1997. Find a SIC number
Search by key word or number in left hand search box
Pick the best code from the list
Click the code to see category definition
Find data US Census Bureau in search box enter industry keyword or NAISC code.
Search American Fact Finder for industry data sets. Guide to using American Fact Finder
Click on Search, click on Business & Industry, type in NAICS code. Click on data.
Databases that search by NAICS numbers
- Business Source Premier - Advanced Search, Select a Field search by NAICS
- LexisNexis - Click on Companies on the left side, choose Dossier™ Create a Company List. Has SIC and NAICS lookups and searching.
HS: Harmonized System numbers are used across countries for trade import and export. The United States records all products (merchandise) using these 10-digit numbers. These numbers can be used for market research, to identify foreign markets where a product is being exported.
Schedule B Export Codes - search for HS number for a product
DUN: D-U-N-S® Number is a unique 9-digit sequence which identifies places of business worldwide. Online form for DUN numbers.
Maintained by Theresa Borchert. Last update 2-05-12
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