T-Mobile US headquarters details
- City
- Bellevue
- State / region
- Washington
- ZIP / postal code
- 98006
- Country
- United States
- Phone
- +1 214 265 2550
- Founded
- 1994
- Website
- metrobyt-mobile.com
- Stock
- NASDAQ: TMUS
- linkedin.com/company/metropcs
Location map
Open in Google MapsAll T-Mobile US office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Bellevue HQ | Washington | United States | Headquarters |
Showing the headquarters of 42 recorded locations. See every location in GraphIQ →
About T-Mobile US
T-Mobile US (NASDAQ: TMUS) is headquartered in Bellevue, Washington, United States. Founded in 1994, the company has 42 recorded locations and employs approximately 75,000 people worldwide.
Where is T-Mobile US's main office?
T-Mobile US's main headquarters office is located at Bellevue, Washington 98006, United States. This is the company's primary corporate address.
T-Mobile US regional offices
Beyond its headquarters in Bellevue, T-Mobile US has recorded locations in United States.
T-Mobile US contact information
The main switchboard for T-Mobile US headquarters can be reached at +1 214 265 2550. Official website: metrobyt-mobile.com.
What does T-Mobile US do?
T-Mobile US, Inc. is a wireless network operator. The Company offers wireless voice, messaging, and data services. T-Mobile US serves customers in the United States.
T-Mobile US competitors & similar companies
Frequently asked questions
Where is T-Mobile US headquarters?
T-Mobile US's headquarters is located at Bellevue, Washington 98006, United States.
How many offices does T-Mobile US have?
GraphIQ records 42 locations for T-Mobile US, as of October 2026.
When was T-Mobile US founded?
T-Mobile US was founded in 1994 and employs approximately 75,000 people.
What is T-Mobile US's phone number?
The main phone number for T-Mobile US headquarters is +1 214 265 2550.
How many employees does T-Mobile US have?
T-Mobile US has approximately 75,000 employees (GraphIQ estimate, 2026).
Is T-Mobile US a public company?
Yes. T-Mobile US is publicly traded on NASDAQ under the ticker TMUS.