SIC Code 4813 Telephone Communications, except Radiotelephone


Transportation & Public Utilities


Establishments primarily engaged in furnishing telephone voice and data communications, except radiotelephone and telephone answering services. This industry also includes establishments primarily engaged in leasing telephone lines or other methods of telephone transmission, such as optical fiber lines and microwave or satellite facilities, and reselling the use of such methods to others.

Cross References

Establishments primarily engaged in furnishing radiotelephone communications are classified in industry 4812, and those furnishing telephone answering services are classified in services, industry 7389.

Illustrative Examples

Data telephone communications, local telephone communications, long distance telephone communications, voice telephone communications

Reference Marketing Leads

Further Classification

6-digit SIC

  • 481301Data Communication Service
  • 481302Telecommunications Services
  • 481304Telephone Companies
  • 481305Telephone Companies-non-wire Line
  • 481306Long Distance Telephone Service
  • 481307Voice Messaging Equipment & Services
  • 481308Telephone Equipment & Systems-renting
  • 481309Telephone Line Providers-toll Numbers
  • 481310Mobile Telephone Service-non Cellular

7-digit SIC

  • 4813001Telephone Companies
  • 4813002Online Internet Services Providers
  • 4813003Internet Connectivity Services
  • 4813004Internet Hosting Services
  • 4813005Local & Long Distance Telephone
  • 4813006Long Distance Telephone Services
  • 4813007Local Telephone Communications
  • 4813008Proprietary Online Services Networks
  • 4813009Voice Telephone Communications
  • 4813010Telephone Communications Broker
  • 4813011Data Telephone Communications
  • 4813012Telephone & Video Communications
  • 4813013Telephone Cable Services , Land Or Submarine
  • 4813014Wire Telephone
  • 4813015Web Search Portals
  • 4813016Data Communication Services
  • 4813017Telephone Companies-non-wire Line
  • 4813018Voice Messaging Equipment & Services
  • 4813019Telephone Equipment & Systems-renting
  • 4813020Telephone Line Providers-toll Numbers
  • 4813021Mobile Telephone Services -non Cellular

8-digit SIC

  • 48130000Telephone Communication, Except Radio
  • 48130100Local And Long Distance Telephone Communications
  • 48130101Data Telephone Communications
  • 48130102Local Telephone Communications
  • 48130103Long Distance Telephone Communications
  • 48130104Voice Telephone Communications
  • 48130200Online Service Providers
  • 48130201Internet Connectivity Services
  • 48130202Internet Host Services
  • 48130203Proprietary Online Service Networks
  • 48130204Web Search Portals
  • 48139901Telephone Cable Service, Land Or Submarine
  • 48139902Wire Telephone
  • 48139903Telephone/video Communications
  • 48139904Telephone Communications Broker
Free Business Search - SIC 4813

Marketing Research

Total Companies:24771

Est. Employment:496586