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  1. Telephone - Wikipedia

    A telephone converts sound, typically and most efficiently the human voice, into electronic signals that are transmitted via cables and other communication channels to another telephone which …

  2. The White Pages Phone Book & Directory

    Lookup People, Phone Numbers, Addresses & More. Whitepages is the largest and most trusted online white pages phone book and directory.

  3. Telephone | History, Definition, Invention, Uses, & Facts ...

    Dec 5, 2025 · Telephone, an instrument designed for the simultaneous transmission and reception of the human voice. It has become the most widely used telecommunications device …

  4. How Telephones Work - HowStuffWorks

    Apr 14, 2025 · Telephones are one of the most important and useful modern inventions. Learn about telephone operation, creating a telephone network and tones and bandwidth.

  5. TELEPHONE Definition & Meaning - Merriam-Webster

    The meaning of TELEPHONE is a device by which sound (such as speech) is converted into electrical impulses and transmitted (as by wire or radio waves) to one or more specific …

  6. The History of the Telephone and How It Was Invented

    Sep 20, 2024 · The history of the telephone started in 1876 with Alexander Graham Bell’s invention, which made it possible to transmit speech over wires.

  7. History of the telephone - Wikipedia

    It was variously called the "MOS telephone", the "push-button telephone chip", and the "telephone on a chip ". It used MOS IC logic, with thousands of MOSFETs on a chip, to convert the …