When doing business research, it is useful to obtain the NAICS codes and SIC codes.
The links below will help you find the codes for specific types of industries. You can also find NAICS and SIC codes by looking at the industry information for a company in a database like Mergent Intellect.
It is important to know these codes in order to retrieve statistical information produced by the Census as well as search certain databases by these codes. For instance you can use it to find industry overviews in databases like First Research and IBISWorld, and identify companies in an industry with a database like ReferenceUSA or Mergent Intellect.
You can use NAICS and SIC codes to find Industry reports from IBISWorld and First Research.
Use the NAICS and SIC codes in Mergent Intellect or ReferenceUSA to build a list of competitors from a zip code to U.S. city to country level.
In addition, you can search by keyword in IBISWorld and FirstResearch, and by company in Mergent Intellect and ReferenceUSA to obtain a NAICS or SIC code.