"Office" castmates including Craig Robinson and Angela Kinsey star in ads touting AT&T's security system for small businesses.

Downtown business leaders are waiting with bated breath for AT&T's next move as the telecom giant considers its real estate needs. As one real estate exec put it, "A&T is incredibly important in ...

The panels, visible only from the air, aim to reduce energy and promote the company’s identity during major events, such as next year’s World Cup.

An AT&T spokesperson confirmed Tuesday that a broadband issue is affecting some customers in the Charleston area.

U.S. telecom company Verizon Communications is in discussions with EchoStar about purchasing some of its wireless spectrum, Bloomberg News reported on Monday, citing people familiar with the matter.

T-Mobile’s trade-in change allows broken phones for promos, but only at 50% value and with new eligibility rules.

A statement from AT&T says mass 911 outages that swept across parts of Mississippi, Louisiana and Alabama were caused by fiber cuts made by "third parties." ...

Scientists were able to use the data from a fiber optic cable and a sensitive measuring device to “image” the Mendocino earthquake – determining the magnitude, location and length of the rupture.

Do you qualify for AT&T data breach settlement cash payments of up to $7,500 per customer? What you need to know about filing, deadlines ...

AT&T's $177 million data breach settlement allows customers to get up to $7,500. Here's how to claim and how long Ohioans have left to file a claim.