how to find a company's naics code
How to Find a Companyâs SIC/NAICS Codes. Directories to Find a Companyâs SIC or NAICS codes: 1. Lexis/Nexis Academic-go to the Library Home Page, Choose Search a Specific Database, Choose. Lexis/Nexis. You will be prompted for a user name and password. Use your IC email user name (without. the @ithaca.edu) and password to log in.