Welcome to Your Complete Source for all things NAICS & SIC!

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Need to Identify a NAICS or SIC Code? You’ve come to the right place!
  1. Free NAICS Identification Tools – NAICS Codes are self-assigned. Identify the code that best matches your Line of Business using these Free Tools. Use the NAICS Keyword Search or Industry Drill down Tables.
  2. US Business Directory by NAICS.Com – Want to see the NAICS Code(s) SIC Code(s), Company Size Information & More on every Established US Company? Use our Searchable Business Database for Immediate Results.
  3. Data Append Services - Append NAICS Codes to your entire client database in one fell swoop.

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