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Established in 1876, AT&T is one of the world s largest, public communications holding companies. As a Fortune 500 company, it provides Internet Protocol-based communication services for businesses. The company offers the AT&T U-verse and AT&T DIRECTV television services. AT&T also provides wholesale solutions to systems integrators and wireless, content and Internet services providers. It offers broadband, local search, data, video and home phone services, as well as long-distance voice solutions. In addition, the company provides Voice Over Internet Protocol, security and business continuity solutions. AT&T manages more than 35 Internet data centers and participates in various community activities and programs. The company operates YELLOWPAGES.COM, which is one of the world s leading, online directory. AT&T serves enterprises, wholesalers and the residential sector.