I have an SE T637 that was on my ATT GoPhone account. I have now started a regular Cingular account. I know that Cingular bought ATT, but I think the SE T637 is locked to the ATT system. Is it ...

We have everything you need to know about AT&T's network, along with the best smartphones we've tested for it. I’m one of PCMag’s mobile analysts. That means I check out phones, hotspots, and mobile ...

Sony Pictures Television says it will become the first Hollywood studio to offer full-length movies by cellphone.Sony Pictures Television says it will become the first Hollywood studio to offer ...

We may earn a commission when you click links to retailers and purchase goods. More info. A couple of weeks ago, AT&T confirmed that it would soon update a number of its phones to show a “5G E” logo ...

Wireless services for AT&T customers have been restored after a widespread outage was first reported in the early hours of Thursday. The phone carrier announced at 3:10 p.m. that wireless service had ...