T-Mobile Headquarters

12920 SE 38th Street, Bellevue, Washington 98006

T‑Mobile US, one of the largest wireless carriers in the United States, operates as a leader in providing reliable and innovative mobile services. Known for its customer-centric approach and competitive pricing, T-Mobile continues to expand its footprint across the nation.

The T-Mobile headquarters is located at 12920 SE 38th Street, Bellevue, Washington 98006. This state-of-the-art facility serves as the nerve center for T-Mobile’s corporate operations, driving key business strategies and overseeing nationwide network management.

Where is T-Mobile Headquarters (Head Office USA)

The Location of T-Mobile’s Headquarters

T-Mobile’s headquarters is located at 12920 SE 38th Street, Bellevue, Washington 98006. This modern campus serves as the central hub for all of T-Mobile’s key operations in the United States. Situated in the heart of the Pacific Northwest, the Bellevue headquarters is home to thousands of employees who drive the company’s strategies and innovations.

The Role of T-Mobile’s Headquarters

The T-Mobile head office is not only where major corporate decisions are made but also where strategic business units such as network operations, marketing, finance, human resources, and legal departments function. This headquarters plays a critical role in shaping the company’s direction and ensuring that T-Mobile maintains its competitive edge in the wireless industry.

In addition to its administrative functions, the Bellevue headquarters supports T-Mobile’s customer-first approach, integrating both corporate leadership and customer service operations to ensure alignment with the company's mission.

T‑Mobile US Corporate Office Addresses (United States)

The following list summarizes working office addresses for T‑Mobile US. The list is based on credible sources (company filings, conference materials and MapQuest listings). It includes headquarters, corporate/regional offices and customer‑care call centers and uses citations for verification.

Headquarters and Corporate Offices

• 12920 SE 38th St, Bellevue, WA 98006
• 1 Park Ave, 14th Floor, New York, NY 10016
• 130 5th Ave, New York, NY 10011
• 2340 Dulles Corner Blvd, Herndon, VA 20171
• 6200 Sprint Parkway, Overland Park, KS 66251
• 6360 Sprint Parkway, Leawood, KS 66211
• 12980 Foster St, Suite 200, Overland Park, KS 66213
• 3560 Dallas Pkwy, Frisco, TX 75034
• 2 Greenway Plaza, Houston, TX 77046
• 4700 W Sam Houston Pkwy N, Houston, TX 77041
• 22309 30th Dr SE, Bothell, WA 98021
• 3625 132nd Ave SE, Bellevue, WA 98006

Customer-Care and Executive Briefing Facilities

• 2340 Dulles Corner Blvd, Herndon, VA 20171
• 130 5th Ave, New York, NY 10011

Customer-Care Centers and Call Centers

• 1201 Menaul Blvd NE, Albuquerque, NM 87107
• 4080 27th Ct SE, Salem, OR 97302
• 4571 S Laburnum Ave, Henrico, VA 23231
• 8571 Rivers Ave, North Charleston, SC 29406
• 348 Clay Rd, Rochester, NY 14623
• 3711 San Gabriel St, Mission, TX 78572
• 3750 Wheeler Rd, Augusta, GA 30909
• 695 Grassmere Park, Nashville, TN 37211

Notes

• The above addresses represent working offices and customer-care centers rather than retail outlets. T‑Mobile maintains numerous retail stores and authorized dealers across the U.S., which are not included here.
• T‑Mobile also operates additional small offices, network facilities, and executive briefing centers that may not be publicly documented. The list above captures the major corporate, regional, and customer-care sites that could be verified with reliable sources during this research.

Corporate Offices of T-Mobile Outside the United States

Germany

Entrance to Deutsche Telekom’s headquarters in Bonn, Germany.

• Address: Friedrich-Ebert-Allee 140, 53113 Bonn, Germany
• City/Country: Bonn, Germany
• Office Type: Global headquarters (Deutsche Telekom AG’s main group HQ, also serving as the national HQ for Germany)

The Bonn office is the central headquarters of Deutsche Telekom (the parent of T‑Mobile), housing the leadership and core management for all Telekom/T‑Mobile operations. This campus (often referred to as the former “T-Mobile Germany” headquarters) serves as the primary national office for German telecom operations. It is a major corporate center, not open to retail customers, consolidating both mobile and fixed-line administrative functions in Germany.

Poland

T‑Mobile Office Park in Warsaw – headquarters of T‑Mobile Polska.

• Address: Marynarska 12, 02-674 Warsaw, Poland
• City/Country: Warsaw, Poland
• Office Type: National headquarters (T‑Mobile Polska S.A. corporate HQ)

T‑Mobile’s Polish subsidiary (T‑Mobile Polska S.A.) is headquartered at the T‑Mobile Office Park on Marynarska Street in Warsaw. This Warsaw office serves as the national headquarters for T‑Mobile in Poland, overseeing all operations in the country. It is a major operational center housing corporate management, network operations, and business offices, and is not a retail store location.

Czech Republic

T‑Mobile Czech Republic’s headquarters in Prague (Tomíčkova 1 office complex).

• Address: Tomíčkova 2144/1, 148 00 Prague 4, Czech Republic
• City/Country: Prague, Czech Republic
• Office Type: National headquarters (T‑Mobile Czech Republic a.s. HQ)

T‑Mobile Czech Republic a.s. is based in Prague, with its main headquarters at Tomíčkova 2144/1 in the Prague 4 – Chodov district. This Prague headquarters is the central corporate office for T‑Mobile’s operations in the Czech Republic, functioning as the national HQ. The facility houses the company’s executive offices, network management center, and other key departments, serving as a major hub for T‑Mobile’s Czech customers and operations.

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