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AT&T Communications. AT&T Corporation, commonly referred to as AT&T, an abbreviation for its former name, the American Telephone and Telegraph Company, was an American telecommunications company that provided voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.
AT&T. AT&T Inc. (with "AT&T" being an abbreviation for its former name, the American Telephone and Telegraph Company) is an American multinational telecommunications holding company headquartered at Whitacre Tower in Downtown Dallas, Texas. [4] It is the world's fourth-largest telecommunications company by revenue and the largest wireless ...
The history of AT&T dates back to the invention of the telephone. The Bell Telephone Company was established in 1877 by Alexander Graham Bell, who obtained the first US patent for the telephone, and his father-in-law, Gardiner Greene Hubbard. Bell and Hubbard also established American Telephone and Telegraph Company in 1885, which acquired the ...
Cingular (2005) AT&T Wireless Services, Inc., formerly part of AT&T Corporation, was a wireless telephone carrier founded in 1987 in the United States, based in Redmond, Washington, and later traded on the New York Stock Exchange under the stock symbol "AWE", as a separate entity from its former parent. On October 26, 2004, AT&T Wireless was ...
SBC Communications bought the Bells' former parent AT&T Corporation and took on the AT&T name, and CenturyLink acquired Qwest (formerly US West) in 2011 and later became Lumen Technologies in 2020. Verizon's mobile network is the second-largest wireless carrier in the United States, with 144.8 million subscribers as of December 31, 2023.
NCR was acquired by AT&T Corporation on September 19, 1991 for $7.4 billion and was joined with Teradata Corporation on February 28, 1992. As an AT&T subsidiary, its 1992 year-end headcount was 53,800 employees and contractors. By 1993, the subsidiary produced a year-end $1.287 billion net loss on $7.265 billion in revenue.
Bell System. The Bell System was a system of telecommunication companies, led by the Bell Telephone Company and later by the American Telephone and Telegraph Company (AT&T), that dominated the telephone services industry in North America for over 100 years from its creation in 1877 until its antitrust breakup in 1983.
Windstream Holdings, Inc. Advanced Network Communications, including Cloud Computing and Managed Services to businesses nationwide. Broadband, Phone and Digital TV to consumers primarily in rural areas. Windstream Holdings, Inc., also doing business as Windstream Communications or Windstream, is a provider of voice and data network ...