T-Mobile has launched the most aggressive "Black Friday" holiday promotion for wireless phone subscribers, said an analyst.

The wireless giant wants to build its customer base, but you might want to look closely at what's being offered.

When T-Mobile mysteriously unenrolls Kierra Knox from three promotions, he tries to reinstate the offers. Then T-Mobile blocks him on social media. What’s going on? Question: T-Mobile has refused to ...

T-Mobile is offering what’s probably the best deal to some of its customers. The Insider discount gives users a 20% discount on all voice lines permanently. This will only go to select T-Mobile home ...

Analyst Eric Luebchow says T-Mobile is ahead on network performance and set up to outperform. He keeps Verizon at Equal Weight and expects shares to stay rangebound until the new chief executive lays ...