What is the 1 800 number for AT&T?

New phone or SIM card activation

AT&T has 68% 4G coverage of the contiguous United States and 70% 3G coverage. AT&T has the best latency experience, meaning they have the quickest network response time—an average of fewer than 60 milliseconds—out of the four main carriers. AT&T’s 3G network performs far better than Verizon and T-Mobile’s.

When you have questions about any of your U-verse services or programming, either log on to uversecentral.att.com, or call us at 1-800-288-2020 for assistance, including 24 x 7 technical support.

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