AT&T Corp., originally the American Telephone and Telegraph Company, is the subsidiary of AT&T that provides voice, video, data, and Internet ...


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Learn about AT&T Inc., a world leader in communications, media and entertainment, and technology and Fortune 10 company comprised of several distinct ...


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More than 3.5 million businesses from the largest multinational corporations to small businesses turn to AT&T. We work in all major industries, including financial ...


AT&T Corp. provides voice, video, and data communications services to businesses, consumers, and governments worldwide. It operates in two segments, ...


May 21, 2018 ... AT&T company and contact information including phone number, address, e-mail address, and other contact and company related information.


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