2022 NAICS subsector in sector 51 Information
517 Telecommunications
NAICS 517 is the US industry code for telecommunications. Industries in the Telecommunications subsector group establishments that provide telecommunications and the services related to that activity (e.g., telephony, including Voice over Internet Protocol (VoIP); cable and satellite television distribution services; Internet access; telecommunications reselling services).
Official definition
Industries in the Telecommunications subsector group establishments that provide telecommunications and the services related to that activity (e.g., telephony, including Voice over Internet Protocol (VoIP); cable and satellite television distribution services; Internet access; telecommunications reselling services). The Telecommunications subsector is primarily engaged in operating and/or providing access to facilities for the transmission of voice, data, text, sound, and video. Transmission facilities may be based on a single technology or a combination of technologies.
Establishments primarily engaged as independent contractors in the installation and maintenance of telecommunications systems are classified in Sector 23, Construction.
Codes in 517
Data last changed November 14, 2026. How this page is built.