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  2. AT&T - Wikipedia

    en.wikipedia.org/wiki/AT&T

    AT&T was founded as Bell Telephone Company by Alexander Graham Bell, Thomas Watson and Gardiner Greene Hubbard after Bell's patenting of the telephone in 1875. [21] By 1881, Bell Telephone Company had become the American Bell Telephone Company. [22]

  3. Advanced American Telephones - Wikipedia

    en.wikipedia.org/wiki/Advanced_American_Telephones

    AT&T Consumer Products became responsible for leased telephones and manufactured telephones on January 1, 1984. AT&T Consumer Products was absorbed into AT&T Technologies in 1989. AT&T Consumer Products ceased operations of AT&T Phone Centers in 1995, deciding to simply focus on leasing equipment and on sales at department stores.

  4. AT&T Merlin - Wikipedia

    en.wikipedia.org/wiki/AT&T_Merlin

    AT&T Merlin five-button telephone (voice terminal) manufactured in early 1980. AT&T Merlin is a corporate telephone system by American Telephone and Telegraph (AT&T) that was introduced in late 1983, when it was branded American Bell Merlin. After the breakup of the Bell System in 1984, it was rebranded and later also supplied by Lucent and Avaya.

  5. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.

  6. List of telephone switches - Wikipedia

    en.wikipedia.org/wiki/List_of_telephone_switches

    System 85 (Previously made by AT&T) IP Office 400 (SOE, 403, 406, 406v2, 412), Replaced by IP Office 500; ... Business Phone Business Phone Compact; Business Phone 50;

  7. Cellular One - Wikipedia

    en.wikipedia.org/wiki/Cellular_One

    Santa Cruz Cellular Telephone Company, Santa Cruz County, CA (purchased by Dobson in the mid-1990s sold to AT&T in approximately 2002)-This was a key purchase for AT&T as only missing holes in O&O Northern California coverage were San Benito & Santa Cruz counties, owned then, by Dobson.

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