Telephone Timeline

  • Alexander Graham Bell conceives the theoretical concept for the telephone while vacationing at his parents' farm near Brantford, Canada.

    Alexander Graham Bell conceives the theoretical concept for the telephone while vacationing at his parents' farm near Brantford, Canada.
  • Bell uses a bi-directional "gallows" telephone that was able to transmit "indistinct but voice-like sounds" but not clear speech.

    Bell uses a bi-directional "gallows" telephone that was able to transmit "indistinct but voice-like sounds" but not clear speech.
  • Alexander Graham Bell makes the world's first long-distance telephone call.

    Alexander Graham Bell makes the world's first long-distance telephone call.
  • The first rotary dial telephones in the Bell System installed in Norfolk, Virginia.

    The first rotary dial telephones in the Bell System installed in Norfolk, Virginia.
  • Bell Labs developed the electronics for cellular phones.

     Bell Labs developed the electronics for cellular phones.
  • Mink, Louisiana finally receives traditional landline telephone service.

     Mink, Louisiana finally receives traditional landline telephone service.