T-Mobile US
Customer Service Number
T-Mobile USt-mobile.com
TOLL-FREECOMPANY-PUBLISHED NUMBER
Customer service — US mobile customers
1-800-937-8997United StatesDaily 4:00 a.m.–9:00 p.m. Pacific Time
Official sourceChecked 2026-09-10
Toll-free in the listed region. Mobile airtime or international charges may apply.
Thistle Crossing Contact Guide is an independent directory, not T-Mobile US’s customer service team. The numbers above belong to the company, not this directory.
Contact channels for T-Mobile US
Use the department label to find the right team. Check the region and source before making a call or opening an online service.
Official help or support
Source · Checked 2026-09-10Thistle Crossing Contact Guide is independent and is not affiliated with T-Mobile US. We cannot access accounts, make reservations or resolve company support cases.