The teletype, or teleprinter, is a device used for communicating text over telegraph lines, public switched telephone network, Telex, radio, or satellite links.

Teletype may also refer to:

Devices

  • Teletype Model 28, a 1951 model of teleprinter
  • Teletype Model 33, a 1963 model of teleprinter
  • Telecommunications device for the deaf or TDD, a teleprinter specifically designed for text communication over the public switched telephone network

Companies

  • TeleType Co., an American GPS software company
  • Teletype Corporation, a subsidiary of the Western Electric Company, purchased by the American Telephone and Telegraph Company in 1930