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

• Carrier equipment (i.e., analog, digital), telephone, manufacturing
• Central office and switching equipment, telephone, manufacturing
• Communications headgear, telephone, manufacturing
• Cordless telephones (except cellular) manufacturing
• Data communications equipment (e.g., bridges, gateways, routers) manufacturing
• Facsimile equipment, standalone, manufacturing
• Keysets, telephone, manufacturing
• Local area network (LAN) communications equipment (e.g., bridges, gateways, routers) manufacturing
• Modems, carrier equipment, manufacturing
• Multiplex equipment, telephone, manufacturing
• PBX (private branch exchange) equipment manufacturing
• Private branch exchange (PBX) equipment manufacturing
• Repeater and transceiver equipment, carrier line, manufacturing
• Subscriber loop equipment, telephone, manufacturing
• Switching equipment, telephone, manufacturing
• Telephone answering machines manufacturing
• Telephone carrier line equipment manufacturing
• Telephone carrier switching equipment manufacturing
• Telephones (except cellular telephone) manufacturing
• Telephones, coin-operated, manufacturing
• Toll switching equipment, telephone, manufacturing
• Wide area network communications equipment (e.g., bridges, gateways, routers) manufacturing