SIC Code Search
Find Companies by SIC Code
Standard Industrial Classification Codes (SIC Codes) identify the primary industry of a business. Every business in North America is classified by an SIC Code, which are assign by the government when the business is first registered. As such, it is the most widely used system by US Government, public, and private organizations. SIC Codes can be selected by 2 digit, 4 digit and 6 digit. 2 digit SIC Codes are a broad categorization, 4 digit SIC Codes are more refined and 6 digit SIC Codes are even further refined.
To get started, simply click on any category below to find the industry best suited to your needs. You will be given the 2 digit SIC codes within that category. If you need to further your search, click on the 2 digit SIC Code and the 4 digit SIC Codes with that category will be provided. You can further refine your search by clicking on the 4 digit SIC Code to bring up the 6 digit SIC Codes.
If you have any questions or can’t find the SIC Code you are looking for, click on the chat button in the lower right corner and one of our list brokers will be happy to help!
Business List- SIC Code 5-PETROLEUM REFINING & RELATED INDS MFRS
4 digit SIC Codes
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