To file a complaint about the telecom service of T-Mobile, including issues related to wireless voice (for postpaid and prepaid plans), internet and 5G coverage, messaging, streaming devices (TV and OTT plans), data/broadband services, and business solutions, you can follow these steps and use the provided contact details:
T-Mobile Customer Support:
- Customer Service Number: Contact customer support via the hotline at +18554015090 (1800-T-MOBILE) or dial 611 from your T-Mobile phone.
- Hotline: For technical support, call 18009378997, and for international assistance, use 15059983793. You can also request device claim support at 18668666285.
If you have any billing dispute (paid online), call at 18774531304 and for problems regarding high-speed internet, dial 18445012517 or 18445190866 (tech support for home internet). For payment disputes, call toll-free T-Mobile Money Hotline at 8666869358 (wireless customer) or dial +14147516700 from outside of the United States.
T-Mobile Business customers can contact the executives by calling at 18554782195 or 18773472127 and dial 18773500038 for In-flight support (Delta SkyMiles Members).
Steps to file an online complaint:
- Visit T-Mobile’s official website (t-mobile.com).
- Navigate to the “Contact & Support” or “Contact Us” section of the menu.
- Click “Help & Support” to open the online complaint form.
- Select the category of issue and login to your account.
- Fill out the form with required details including customer ID, type of issue, and supporting documents.
- Submit your complaint.
Finally, note down the reference/ticket ID to track status. You can also use the T-Mobile app for online service and chat with the customer support team. If not resolved, escalate your complaint to the Head of Customer Service by sending a written complaint letter to head office:
- Address: T-Mobile Customer Relations, PO Box 37380, Albuquerque, NM 87176-7380.
If you think someone is using your copyrighted material on T-Mobile’s network, Contact the Copyright Agent at 12920 S.E. 38th Street, Bellevue, WA 98006, or email copyrightagent@t-mobile.com, or call 4253834000 to report copyright infringement.
Escalation to FCC:
If the previous complaint is not resolved by the customer service team or Head of Service, file an informal complaint with the Federal Communications Commission (FCC) by providing necessary details such as the reference number of the unresolved complaint, name of the operator, location of the issue, and expected resolution.
As a last resort, you may approach the respective state Bureau of Consumer Protection Authority for unresolved issues or violation of consumer rights, with all relevant documentation and evidence of your attempts to resolve the case with T-Mobile and the FCC.
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