T-Mobile US is American telecommunications company. In the directory it is listed under Telecom in United States. The official website is www.t-mobile.com/.
According to our research, T-Mobile US: 38,000 employees; founded Jan 1, 2001; founder John W. Stanton; chief executive Mike Sievert; headquarters Bellevue; United States; ownership Deutsche Telekom; SoftBank Group; Deutsche Telekom; T-Mobile; industry / type telecommunications industry; mobile phone industry; telecommunications company; business; enterprise; public company; Delaware corporation. Empty fields are omitted — researchdossiertarget.company does not invent numbers.
About T-Mobile US
T-Mobile US, Inc. is an American wireless network operator headquartered in Bellevue, Washington. Its majority shareholder and namesake is the German telecommunications company Deutsche Telekom. T-Mobile is the second largest wireless carrier in the United States, with 140 million subscribers as of September 30, 2025.
