Before you jump for joy, beware that using an AT&T iPhone on T-Mobile isn't always a positive experience. Yes, AT&T and T-Mo both use GSM (SIM cards), making them a good match, but a problem lies ...

Get a free AT&T iPhone 15 Pro. The iPhone 15 Pro costs $1,000, but you can get one for free if you have an eligible trade-in. Alternatively, you can apply that $1,000 credit to an iPhone 15 Pro ...

The end of 2010 is close and it looks like AT&T is beefing up its device portfolio and app offerings for a day when it isn't the only U.S. operator offering the Apple iPhone.

Over the weekend Apple waltzed through the latest iPhone launch, while its partner AT&T tripped and stumbled like a dance-school dropout. Perhaps AT&T didn’t feel the need to smooth its moves ...

Wireless carrier AT&T said Wednesday it plans to limit iPhone sales at its retail stores to 'one per person' on Friday — the first day the eagerly sought Apple handset is due to go on sale ...

In our Seattle tests with AT&T’s iPhone, we saw a 1.34-mbps average on the downlink and 1.05 mbps on the uplink–nice-looking numbers for a 3G network.

AT&T outage: Why your iPhone may be stuck in SOS mode. According to Apple's iPhone user guide, SOS mode allows users to call emergency services via satellite when cell services are unavailable.