Wireless (Wireless) - provides mobile services through its subsidiary ATT Mobility. At the end of 2014 was about 120 million users, second only among US operators Verizon Wireless.
Fixed communication (Wireline) - is the largest company in the US fixed line operator also provides cable TV and access to the Internet.
Business Services (ATT Business Solutions) provides services for fixed and wireless communications companies worldwide.
Satellite tv-pay satellite television provides a subsidiary of DirecTV
[ :
(Wireless) AT&T Mobility. 2014 120 , Verizon Wireless.
(Wireline) .
(AT&T Business Solutions) .
DirecTV]
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In 1876, Alexander Graham Bell invented the telephone. This event laid the foundation of the company, which later became known as the AT & T - the brand has become synonymous with the best and reliable telephony in the world. Company American Telephone and Telegraph (AT & T Corp.) was founded in 1885, quite a long time had a monopoly on the American market local and long-distance communication. [ 1876 . , AT&T , . American Telephone and Telegraph (AT&T Corp.) 1885 , .]
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In 1984, AT & T and the US Department of Justice signed an agreement under which AT & T has allocated from itself a company that provides local telephone services - SBC Communications Inc. (Southwestern Bell Corp.), but maintained its long-distance services [ 1984 AT&T , AT&T , SBC Communications Inc. (Southwestern Bell Corp.), ]
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In 1996, the market situation has changed significantly. SBC Communications Inc. strengthened its position and became a global communications provider after the acquisition of Pacific Telesis Group in 1997, Southern New England Telecommunications in 1998 and Ameritech Corp. in 1999. SBC in 2005 bought its former parent company, AT & T for $ 83.1 billion, it was not hostile, but quite friendly takeover and SBC dropped its brand in favor of the AT & T. The name of AT & T retained for the new, united company. [ 1996 . SBC Communications Inc. Pacific Telesis Group 1997 , Southern New England Telecommunications 1998 and Ameritech Corp. 1999 . 2005 SBC Communications Inc. AT&T, . AT&T , .]
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After separation ATT Communications appeared ATT Corporation and seven regional telephone companies, It is Ameritech, Pasific Telesis, BellSouth, Soutnwestern Bel (SBC Communications) l, Bell Atlantic and NINEX, US West.
Southwestern Bell (SBC Communications) the basic company which has generated modern AT*T Inc. Ameritech one of the seven regional telephone companies which have formed in 1984. In 1999 it has been absorbed SBC Communications. Pacific Telesis it is formed of a part of network AT*T. In 1997 it is absorbed SBC Communications. BellSouth it was formed in 1984 of two telephone companies entered in AT*T Southern Bell and South Central Bell. In 2006 it has been absorbed AT*T Inc. Two telephone companies Bell Atlantic and NYNEX were united in 1996. After the takeover of the independent operator GTE combined company changed its name to Verizon Communications. The basic competitor modern AT*T Inc. Us West was formed from three companies were ATT Mountain States Telephone Telegraph (or Mountain Bell), Northwestern Bell and Pacific Northwest Bell. In 2000 year, US West was absorbed by Qwest Communications. The 2011 Qwest Communications was absorbed by the CenturyLink, the third largest telecommunication company of the United States.
Southwestern Bell (SBC Communications) , AT&T Inc.Ameritech , 1984 . 1999 SBC Communications.Pacific Telesis AT&T, () . 1997 SBC Communications. BellSouth 1984 , AT&T Southern Bell South Central Bell. 2006 AT&T Inc. Bell Atlantic NYNEX, - . 1996 . GTE Verizon Communications. AT&T Inc.
US West , AT&T: Mountain States Telephone & Telegraph ( Mountain Bell), Northwestern Bell Pacific Northwest Bell. 2000 US West Qwest Communications. 2011 Qwest Communications CenturyLink, .
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In 2011, Forbes recognized the AT & T the 14th largest company in the world by market value and the 9th biggest company by value, which is not related to resource extraction. It is the 20th-largest mobile operator in the world with over 100 million users. [ 2011 Forbes AT&T 14- 9- , . 20- 100 .]
AT & T Inc. AT & T Corp. . Southwestern Bell, 13 , , , .
