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