NAICS Code 33421 — Telephone Apparatus Manufacturing

NAICS Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It contains 1 direct sub-code.

Code	33421
Title	Telephone Apparatus Manufacturing
Level	NAICS Industry (5-digit)
Edition	NAICS 2022 edition

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in manufacturing wire telephone and data communications equipment. These products may be stand-alone or board-level components of a larger system. Examples of products made by these establishments are central office switching equipment, cordless and wire telephones (except cellular), PBX equipment, telephone answering machines, LAN modems, multi-user modems, and other data communications equipment, such as bridges, routers, and gateways.

This national industry shares the official Census description of 334210.

Where 33421 sits in the hierarchy

Level	Code	Title
Sector	31-33	Manufacturing
Subsector	334	Computer and Electronic Product Manufacturing
Industry Group	3342	Communications Equipment Manufacturing
NAICS Industry	33421	Telephone Apparatus Manufacturing

Codes under 33421

Code	Title
334210	Telephone Apparatus Manufacturing

Related NAICS Industry codes

• 33422 — Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
• 33429 — Other Communications Equipment Manufacturing

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.