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Telecommunications
AT&T
1120 20th Street NW
Washington
,
DC
20036
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A premier communications holding company, which through its subsidiaries and affiliates, provides AT&T services worldwide. Offering wireless, Wi-Fi, high speed internet and voice services. The company's suite of IP-based business communications services is one of the most advanced in the world. In 2009, ranked number one in the telecommunications industry on FORTUNE magazine's list of the World's Most Admired Companies.
Member Since: 2006
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