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AT&T Inc. provides telecommunication products and services to consumers, businesses, and other telecommunication service providers under the AT&T brand worldwide. The companys Wireless segment offers wireless voice communications services, including local wireless communications, long-distance, and roaming services with various postpaid and prepaid service plans. This segment also supplies various handsets, wirelessly enabled computers, personal computer wireless data cards, and accessories. Its Wireline segment offers voice services, including local and long-distance services, calling card, 1-800 services, conference calling, wholesale switched access service, caller ID, call waiting, and voice mail services. This segment also provides data services, such as switched and dedicated transport, Internet access and network integration, and data equipment; high-speed connections comprising private lines, packet, dedicated Internet, and enterprise networking services, as well as DSL/broadband, dial-up Internet access, and WiFi products; businesses voice applications over IP-based networks; and local, interstate, and international wholesale networking capacity to other service providers. In addition, Wireline segment offers Web hosting, application management, security service, integration services, customer premises equipment, outsourcing, government-related services, satellite video, and U-verse television services. The companys Advertising and Publishing segment publishes Yellow and White Pages directories; and sells directory and Internet-based advertising and local search. Further, AT&T provides multi-enterprise collaboration services to businesses in various industries, including retail, financial services, manufacturing, healthcare, and telecommunication. The company was formerly known as SBC Communications Inc. and changed its name to AT&T Inc. in November 2005 as a result of merger with AT&T Corp. The company was founded in 1983 and is based in Dallas, Texas.
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