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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]
Bell Internet provides high speed DSL and fiber to the home FTTH Internet service in many areas where it offers phone service. DSL is offered in various speeds ranging from 500 kbit/s to 100 Mbit/s download and 256 kbit/s to 10 Mbit/s upload on DSL while up to 8 Gbit/s on fiber optic depending on what the local infrastructure can support.
AT&T Alascom sold service in Alaska. AT&T Communications was renamed AT&T Communications – East, Inc. and sold long-distance telephone service and operated as a CLEC outside of the borders of the Bell Operating Companies that AT&T owned. It has now been absorbed into AT&T Corp. and all but 4 of the original 22 subsidiaries that formed AT&T ...
The new AT&T Inc. lacks the vertical integration that characterized the historic AT&T Corporation and led to the Department of Justice antitrust suit. [23] AT&T Inc. announced it would not switch back to the Bell logo, [24] thus ending corporate use of the Bell logo by the Baby Bells, with the lone exception of Verizon.
AT&T Midtown Center, BellSouth Telecommunications (d/b/a AT&T Southeast) headquarters, Atlanta BellSouth Telecommunications was incorporated in 1983 as SBT&T Co. in Georgia in 1983, [1] as part of the breakup of the Bell System to absorb the original Southern Bell Telephone and Telegraph Company that was incorporated in New York in 1879.
[51] [52] On September 18, 2011, AT&T first launched LTE service in 5 U.S. metropolitan areas, with plans for serving 15 markets by the end of the year. AT&T's LTE rollout was noticeably slower than that of its competitor, Verizon Wireless, with the company stating that its then-proposed acquisition of T-Mobile USA would be necessary. [56]
Comcast Cable Holdings, LLC (formerly AT&T Broadband Corporation) Comcast MO Group, LLC (formerly Media One or Bell West) Comcast MO of Delaware, LLC; Comcast Phone LLC; Comcast IP Phone LLC; CN900 (Michigan) CN81 (Indiana) Comcast Wholesale; Xfinity Mobile; Effectv; Xfinity Streampix; Xumo; Comcast Spectacor operating sports and entertainment ...
BellSouth, LLC (stylized as BELLSOUTH and formerly known as BellSouth Corporation) was an American telecommunications holding company based in Atlanta, Georgia.BellSouth was one of the seven original Regional Bell Operating Companies after the U.S. Department of Justice forced the American Telephone & Telegraph Company to divest itself of its regional telephone companies on January 1, 1984.