T-Mobile

T‑Mobile and Delta Air Lines officially delivered free inflight Wi-Fi for SkyMiles members on domestic mainline flights, regardless of passengers' wireless providers.

T-Mobile says the wireless carrier was breached by an intruder in November affecting 37 million customers.

Elon Musk curtly declined an offer by the former CEO of T-Mobile to "run" Twitter, saying that the platform's "technology needs to evolve rapidly."

Traders will be watching shares of T-Mobile following the announcement of a $14 billion share buyback. Shares of Smith & Wesson will also be closely watched after a drop in demand.

In an effort to boost cell phone service in rural areas across the U.S., SpaceX CEO Elon Musk said his company will partner with T-Mobile to offer phone service via Starlink satellites.

T-Mobile is paying $350 million to settle lawsuits surrounding a data breach that affected more than 76 million customers.

Verizon, AT&T and T-Mobile are making it easier for customers to stay connected with their loved ones in Eastern Europe by waiving calling and texting charges.

T-Mobile US Inc will fire corporate employees who are not fully vaccinated against COVID-19 by April 2, according to an internal company memo posted on the independent blog TMOnews.com.

Starting Oct. 18, customers will be able to shop at Metro by T-Mobile kiosks inside Walmart stores and online.

The hacker who is taking responsibility for breaking into T-Mobile US Inc.’s systems said the wireless company’s lax security eased his path into a cache of records with personal details on more than 50 million people and counting.

T-Mobile has been hit with a pair of class-action lawsuits in Washington federal court as the number of current and former customers impacted by a cyberattack against the telecommunications giant grows.

T-Mobile confirmed millions of customer data has been comprised in a cyber attack. Here's the latest.

T-Mobile US confirmed on Wednesday that the investigation into a cyberattack has revealed that some personal data of about 7.8 million customers was affected, according to Reuters.

U.S. cellphone carriers are offering their most generous discounts in years, handing some customers brand-new devices for no money down or small monthly payments stretched over many months.

In 2019, the telecommunications company disclosed that Legere's contract with the company would conclude by April 30, 2020, and Mike Sievert, who used to serve as the companies chief operating officer, would assume his role effective immediately.

T-Mobile US Inc. is scrapping its efforts to crack into the home television market on its own after the wireless company failed to build its skinny bundle of channels into a profitable service.

Robocalls are surging again as the economy begins to pick up steam.

The Bellevue, Wash., company said it would spend $2.5 billion to $3 billion before taxes folding the stores, employees and network infrastructure it acquired from its one-time competitor into the new business. The company spent about $1.9 billion on such expenses last year.

Verizon Wireless customers reported the fewest call issues in 2020, followed by AT&T, T-Mobile and Sprint, J.D. Power's 2021 Wireless Network Quality Study found.

T-Mobile recently experienced a data breach in which some of its customers had their information, including "call-related information," exposed to hackers.