AT&T

About AT&T

AT&T Mobility, operating in the United States of America (North America & Caribbean), is a major mobile network provider. Identified under Mobile Country Code (MCC) 311 and Mobile Network Code (MNC) 180, AT&T provides wireless services including voice, data, and messaging to a vast customer base. Originating from the merger of SBC Communications and AT&T Corp, the company has a long history in American telecommunications, and has evolved to become a leader in the mobile space, with significant investments in 4G LTE and the ongoing rollout of 5G technology to compete with Verizon and T-Mobile. AT&T's network covers a significant portion of the United States, constantly striving to expand coverage footprint. As one of the largest carriers in the nation, AT&T provides a variety of plans and services tailored to both individual consumers and businesses. Their network relies on these MCC and MNC codes to successfully route traffic to subscribers across the country. Their focus on providing ubiquitous connectivity and advanced mobile solutions means that AT&T continues to be an important player for telecommunications in the US market.

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