What is AT&T Corporation?
{{Infobox company | name = AT&T Corporation | logo = [[File:AT&T logo 12-bar vertical lockup.svg|121px]] | logo_caption = AT&T Corporation's logo used from 1983 until 1999. | image = Sony Gebaeude.JPG | image_caption = AT&T Corporation's former headquarters at [[550 Madison Avenue]] in [[New York City]] | former_name = American Telephone and Telegraph Company (1885–1994) | type = [[Public company|Public]] | traded_as = {{NYSE was|T}} | industry = [[Telecommunications]] | fate = Acquired by [[SBC Communications]] | predecessor = [[American Bell]] | successor = [[AT&T]] | founded = {{Start date and age|1885|3|3}} in New York City, United States | founder = [[Theodore Newton Vail]] | defunct = {{End date and age|2024|5|1}} | hq_location_city = [[Bedminster, New Jersey|Bedminster]], [[New Jersey]] | hq_location_country = United States | area_served = United States | products = [[Telephone line|Telephone services]]<br>[[Long-distance calling]]<br>[[Internet service provider|Internet services]] | parent = [[American Bell]] (1885–1899)<br>[[AT&T]] (2005-2024) | subsid = [[AT&T Communications (1984–2010)|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. == History == The company was formed in 1885 as American Telephone and Telegraph. In 1900 the company introduced the [[Bell System]]. The company quickly gained a [[monopoly]] on the phone industry. The government was going to investigate, but World War 2 started, so they were distracted. In 1964 the name of American Telephone and Telegraph was changed to AT&T Corporation. In 1983 the company was forced to spin-off the Bell System into seven new companies. One of the new companies was SBC Communications. SBC united a majority of the companies until 2005, when t