The carrier added 324,000 mobile-phone customers in the first three months of the year, beating Wall Street projections.

AT&T shares fell 2.8% during Friday's session. Investors reacted to the T-Mobile selloff with potential concern for the ...

The smartphone ecosystem has avoided the biggest brunt of President Trump's tariffs, for now. But if that for now ends, major ...

T-Mobile US, Inc. (NASDAQ:TMUS) will release its first-quarter financial results after the closing bell on Thursday, April 24 ...

T-Mobile's prepaid unit unveiled four new plans on Tuesday that provide a five-year price guarantee and monthly charges as ...