NAICS Code 517111 — Wired Telecommunications Carriers

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 2 national industries under 51711 (Wired and Wireless Telecommunications Carriers (except Satellite)).

Code	517111
Title	Wired Telecommunications Carriers
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	1,500 employees

Official definition (2022 NAICS)

This U.S. industry comprises establishments primarily engaged in operating, maintaining, and/or providing access to transmission facilities and infrastructure that they own and/or lease for the transmission of voice, data, text, sound, and video using wired telecommunications networks. Transmission facilities may be based on a single technology or a combination of technologies. Establishments in this industry use the wired telecommunications network facilities that they operate to provide a variety of services, such as wired telephony services, including VoIP services; wired (cable) audio and video programming distribution; and wired broadband Internet services. By exception, establishments providing satellite television distribution services using facilities and infrastructure that they operate are included in this industry.

Illustrative Examples:

Broadband Internet service providers, wired (e.g., cable, DSL)

Cable television distribution services

Closed-circuit television (CCTV) services

Direct-to-home satellite system (DTH) services

Local telephone carriers, wired

Long-distance telephone carriers, wired

Multichannel multipoint distribution services (MMDS)

Satellite television distribution systems

Telecommunications carriers, wired

VoIP service providers, using own operated wired telecommunications infrastructure

Is a business under 517111 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 517111 qualifies as a small business if it does not exceed 1,500 employees. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — employee count is averaged over the latest 24 months.

Where 517111 sits in the hierarchy

Level	Code	Title
Sector	51	Information
Subsector	517	Telecommunications
Industry Group	5171	Wired and Wireless Telecommunications (except Satellite)
NAICS Industry	51711	Wired and Wireless Telecommunications Carriers (except Satellite)
National Industry	517111	Wired Telecommunications Carriers

No direct SIC mapping is shown for this code: it was introduced or redefined after the official 1987 SIC ↔ 2002 NAICS concordance. Use the crosswalk tool to explore related legacy codes.

Related National Industry codes

• 517112 — Wireless Telecommunications Carriers (except Satellite)

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.