AT&T


 

AT&T has more than 120 million wireless customers who have the nation's strongest LTE signal and the nation's most reliable 4G LTE network at their fingertips. AT&T has the best worldwide coverage of any U.S. carrier, with voice services in more than 225 countries and territories, data roaming in more than 210 countries and territories, and 3G in more than 170 countries and territories.

 

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