In a sign of changing times, AT&T, the nation’s largest wireless provider, will be switching from traditional landlines in ...

In a lawsuit filed on Nov. 26, which was obtained and viewed by TheStreet, AT&T alleges that T-Mobile’s new tool reflects its ...

AT&T plans to retire its copper landline network by 2029, transitioning customers to the digital AT&T Phone-Advanced service. Phone-Advanced offers spam call blocking, compatibility with home alarms ...

AT&T is also facing heightened competition from rival phone carriers. T-Mobile has been attracting customers with free phone ...

SPRINGFIELD, Mo. — Cell phone service has been restored for many AT&T customers after a nationwide outage. AT&T, the country’s largest cell phone provider, had a mystery outage that started while many ...

WOODSTOCK, Ga. — After a national outage of AT&T phone service on Thursday, the network is back up and running. However, Atlanta customers speaking with Channel 2′s Tom Regan said they were frustrated ...

AT&T officials said Thursday afternoon the massive network outage that disrupted service for thousands of customers nationwide has been resolved. However, work continues to determine what caused the ...

Thousands of AT&T cell phone users across the U.S. reported network outages early Thursday morning, along with Cricket Wireless, T-Mobile, Verizon and other customers. AT&T, the country’s largest ...