Costco and T-Mobile are offering up to $450 per line for customers willing to switch carriers this summer. But wireless experts warn the headline-grabbing bonus might actually increase your monthly ...

The FCC has finally approved T-Mobile’s acquisition of US Cellular. As part of the $4.4 billion deal, T-Mobile will acquire ...

US Cellular is nearing completion of the sale of its wireless operations and most of its spectrum licenses to T-Mobile, Verizon, and AT&T. These agreements follow a path we've long prescribed for US ...