This industry group comprises establishments primarily engaged in providing telecommunications and video entertainment services to their customer premises and/or to mobile telecommunication devices over network facilities operated by them. These establishments can own a network, lease a network or combine leased and owned facilities and their networks can integrate various technologies.

This industry group comprises establishments primarily engaged in providing mobile and fixed telecommunications services over satellite network facilities operated by them or by distributing the services of other satellite network operators. These establishments typically serve a business clientele (telecommunication carriers, private business networks, broadcasters) but can also provide services to individual customers that are beyond the reach of terrestrial networks (e.g., high speed Internet).

This industry group comprises establishments primarily engaged in providing telecommunications and/or video entertainment services over network facilities operated by others and establishments primarily engaged in operating telecommunications networks or providing telecommunication services not elsewhere classified.