T-Mobile Customer Service Phone Number & Contact Information
Looking for the best way to contact T-Mobile and reach a live agent? Find the official primary customer service phone number and direct contact details. Get fast help with account inquiries, billing, technical support, and general assistance from a live representative.
Editorial note: DialIndex curates publicly listed customer service contact details and links back to official company websites when available. Always verify time-sensitive details on the official source before calling.
Last verified: 09 Mar 2026
How to Contact T-Mobile
T-Mobile US is the second-largest wireless carrier in the United States, famously known for its 'Un-carrier' movement that abolished traditional industry practices like contracts and overages. Since its merger with Sprint, T-Mobile has led the 5G revolution, boasting the largest and fastest 5G network coverage in the country. It specializes in mobile voice, data, and 5G Home Internet services, continuing to disrupt the market with aggressive pricing and unique perks like 'T-Mobile Tuesdays'.
The main listed T-Mobile customer service number on this page is +1 877 453 1304. DialIndex also organizes additional support contact details by department so users can choose the most relevant phone line before they call.
This page currently lists 10 support phone numbers across 8 departments and links back to t-mobile.com when an official website is available. Always verify urgent or time-sensitive contact details on the official source.
T-Mobile Customer Service Phone Numbers
T-Mobile has 10 customer service phone numbers across 8 departments for billing, technical support, account help, and general assistance.
| Phone Line | Phone |
|---|---|
| Accessibility | |
TTY Service | |
| Billing & Payments | |
Payment Support | Daily 4am-9pm PST |
| Business Care | |
Business Support | Mon-Fri 5:30am-5pm PST |
| Cancellations | |
Cancel Service | |
| Customer Support | |
Direct Support | Daily 4am-12am PST |
International Roaming | Free from T-Mobile phones |
| Prepaid Support | |
Prepaid Customer Service | Daily 3am-10pm PST |
| Sales | |
Sales & New Customers | Daily 4am-12am PST |
| Technical Support | |
5G Home Internet Tech Support | Daily 4am-9pm PST |
Fiber Tech Support | Daily 4am-9pm PST |
T-Mobile Customer Service FAQ
You can reach T-Mobile customer support by dialing 611 from your T-Mobile phone or calling +1 800 937 8997. Support is also available via the T-Life app or online chat.