AT&T

About AT&T

AT&T Mobility, operating in the United States of America, is a major mobile network provider serving customers throughout North America & the Caribbean. Identified by the Mobile Country Code (MCC) 310, which designates the United States, and the Mobile Network Code (MNC) 170, AT&T offers a wide range of services, including cellular voice, data, and messaging. As one of the largest carriers in the US, it competes directly with Verizon Wireless and T-Mobile US, constantly innovating in areas like 5G deployment and network coverage. AT&T's network infrastructure is extensive, aiming to provide robust connectivity across urban and rural areas. The 310-170 MCC/MNC combination is crucial for mobile devices to correctly identify and connect to the AT&T network when roaming or operating within the United States. Historically, AT&T has been at the forefront of adopting new technologies and expanding its service offerings, influencing the evolution of mobile communication within the region and setting standards followed by other carriers. They also feature prepaid options such as Cricket Wireless.

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