This service is designed for people who have a Speech Disability. With Speech-to-Speech (STS), you can make and receive phone calls with confidence. An STS operator is specially trained to understand speech patterns and ensure that you will be understood.
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T-Mobile STS flyer (.pdf)
T-Mobile STS flyer (.doc)
Click to learn more on Speech-to-Speech.
What is STS?
Speech-to-Speech (STS) allows speech-disabled persons to voice their conversation. A specially trained STS operator repeats the words of the person with a speech disability or synthesizer output to the other person. You do not need special equipment to use this service.
Simply dial 877-787-2660 to reach T-Mobile's STS Service from anywhere in the United States. This no-cost service is available 24/7.
Spanish STS is available upon request.
There is no charge for using STS service.
New STS Features
STS Call Setup: T-Mobile Accessibility offers a service for STS users to provide call instructions to STS operator 2-24 hours before making their call.
Wireless *STS (*787): T-Mobile Accessibility has implemented a national wireless short code for STS to make easier to place or receive STS calls using a wireless phone.
TRS Customer Profile: T-Mobile Accessibility provides a dedicated customer profile designated for STS users only. This includes Saved Messages, Speed Dial, Emergency Numbers and many more.
Contact T-Mobile Accessibility Care
