What are SIC Codes?
SIC Directory / Lookup
SIC to NAICS Conversion
What are NAICS Codes?
NAICS Directory / Lookup
NAICS to SIC Conversion
SIC/NAICS Business Lists - Databases
SIC/NAICS Code Appending
Canada Business Lists
Classification Systems Overview
Product Codes US & International
Additional Industry Codes
Specialized Business Codes
Occupational & Educational Codes
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The SIC Directory contains a database of all the Standard Industrial Classification codes. Use the search box or simply click on any category below.
Building Materials, Hardware, Garden Supply, and Mobile Home Dealers
General Merchandise Stores
Automotive Dealers and Gasoline Service Stations
Apparel and Accessory Stores
Home Furniture, Furnishings, and Equipment Stores
Eating and Drinking Places