SIC Industry Description

Industry: 4813—Telephone Communications, Except Radiotelephone
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. Establishments primarily engaged in furnishing radiotelephone communications are classified in Industry 4812, and those furnishing telephone answering services are classified in Services, Industry 7389.

Data telephone communicationsLong distance telephone communications
Local telephone communications, except radio telephoneVoice telephone communications, except radio telephone
Codes Titles Total Marketable US Businesses
4813Telephone Communication, Except Radio29,129
481300Telephone communication, except radio8,843
48130000Telephone communication, except radio8,843
481301Local and long distance telephone communications6,175
48130100Local and long distance telephone communications2,634
48130101Data telephone communications465
48130102Local telephone communications1,995
48130103Long distance telephone communications653
48130104Voice telephone communications428
481302Online service providers13,424
48130200Online service providers2,706
48130201Internet connectivity services6,229
48130202Internet host services3,810
48130203Proprietary online service networks493
48130204Web search portals186
481399Telephone communication, except radio, nec687
48139901Telephone cable service, land or submarine109
48139902Wire telephone68
48139903Telephone/video communications219
48139904Telephone communications broker291