These codes can be helpful when you want to retrieve statistical information produced by the Census as well as search in certain databases.
The relevant NAICS code for this industry is:
334220: Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
The following code includes cellular phone services, wireless Internet access, and wireless video services.
517112: Wireless Telecommunications Carriers (except Satellite)
SIC Code: 3663
Radio and Television Broadcasting and Communications Equipment
SIC Code: 4812
Radiotelephone Communications (Cellular carriers)
SIC Code: 5731
Radio, Television, and Consumer Electronics Stores
The links below will help you find other relevant codes you may want to identify. You can also find NAICS and SIC codes by looking at the industry information for a company in a database like Mergent Intellect.
You can use NAICS and SIC codes to find Industry reports from First Research. Use NAICS codes to search IBISWorld.