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AT&T Inc. (NYSE:T) is one of America's largest telecommunications companies, tracing its roots back to the original Bell Telephone Company founded by Alexander Graham Bell in 1877. The modern AT&T was incorporated in 1983 as SBC Communications and adopted the AT&T name in 2005 following its acquisition of the original AT&T Corp. Headquartered in Dallas, Texas, AT&T has evolved from a traditional telephone company into a comprehensive telecommunications and media conglomerate. Today, the company operates as a leading provider of wireless communications, broadband internet, and business connectivity services across the United States and select international markets, serving millions of consumers, businesses, and government customers.