AT&T has announced that it has filed a lawsuit in order to keep its ads criticizing T-Mobile's trustworthiness and reliability.

Over the past year, T-Mobile has attracted millions of new customers; however, it has also lost loyal customers at an ...

T-Mobile US Inc. Chief Executive Officer John Legere was kicked out of a trade-show party hosted by AT&T Inc., adding fuel to a commercial rivalry that is getting personal. Legere, who is positioning ...

Just what is the UnCarrier? Before we jump into the differences between these plans, let's have a look at how T-Mobile's "Uncarrier" system works, because it's had some far-reaching effects on the ...

T-mobile has a new service that allows users with satellite compatibility to text 911 in an emergency. It is free even if you ...

T-Mobile believes that its satellite-powered Text to 911 feature is so important that even AT&T and Verizon customers should ...

AT&T has filed a lawsuit against the National Advertising Division (NAD) of BBB National Programs, seeking a court declaration that it has the right to reference NAD decisions involving T-Mobile in ...

If you’re an AT&T customer and have been thinking about switching to T-Mobile, now might be the time. The Un-carrier is offering the 128GB version of the iPhone 6S for the same price as the 16GB model ...