SIC Code lookup and SIC code search by industry. Standard industry classification codes and marketing lists for 40 million businesses

Find accurate NAICS code and SIC codes for your business using our identification tools and services. Contact NAICS Association Today

This page allows the user to search the 1987 version SIC manual by keyword, to access descriptive information for a specified 2,3,4-digit SIC, and to examine the manual structure.

Sep 25, 2025 · Discover how SIC codes classify businesses by industry. Learn who needs them and find out how you can locate your business's SIC code easily.

Sep 23, 2025 · Learn what you need to know to do a SIC code lookup: what SIC codes are, why organizations should search for them, and specific ways you can look them up.

Mar 22, 2025 · Understanding SIC Codes and where to locate them can be crucial for businesses. Discover easy methods in our guide, covering business docs, government databases, and …

Use our free Standard Industrial Classification (SIC) Code lookup service to find your specific SIC Code by company name. Search by specific SIC Code or Keyword.

SIC Classification: find the company SIC code and a description of the industry. Click the SIC code to go to the SIC Industry Lookup tool and see related companies.

Learn how to find your SIC Code using authoritative lookup tools and directories. Understand how primary SIC codes are determined and why accurate

Search SIC Codes for thousands of industries with IBISWorld’s SIC Code lookup and search tool. Search by keyword, code or business type.