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AT&T Mobility, operating in the United States, is a major mobile network provider covering North America & the Caribbean. Identified by Mobile Country Code (MCC) 310 and Mobile Network Code (MNC) 70, AT&T provides a wide range of telecommunications services, from basic voice calls to advanced 5G data connectivity. As one of the largest carriers in the US alongside competitors like Verizon and T-Mobile, AT&T plays a significant role in shaping the mobile landscape. AT&T's history in the US telecommunications scene is rich, evolving from its roots as a landline phone company to becoming a key player in the mobile revolution. Its network infrastructure spans across the United States, aiming to provide reliable coverage in both urban and rural areas. AT&T has been known to invest in network upgrades and spectrum acquisition, furthering service advancements and expanding capacity. With the constant evolution of 5G technology, AT&T aims to continue innovating services to the benefit of its expansive customer base in North America & the Caribbean.