This service is designed for people who have a speech difference or those who use an assistive voice device.

With Speech-to-Speech (STS), you can call anyone on the phone.  A relay operator ensures that you will be heard and understood.

No special equipment is needed!

This relay service is available in English-to-English and Spanish-to-Spanish

The TRS Customer Profile allows you to store your relay call preferences and helps speed up call processing.


How does Speech-to-Speech (STS) work?

It’s straightforward!

Just dial 711 (or 877-735-7277 for English, or 800-877-1229 for Spanish) and ask for a Speech-to-Speech relay operator.

Provide the area code and telephone number of the person you wish to call.  The relay operator will dial the number and connect you to the other party.

  • 1

    You speak on your phone directly to the other party.

  • 2

    The relay operator repeats your spoken words to the other party as needed for clarity.

  • 3

    The other party talks directly you.


Video: How does a Speech-to-Speech (STS) call work?

Here’s how a STS user, Tim, communicates with a florist as a standard phone user.


STS Call Setup

The Customer Profile allows you to store your relay call preferences and helps speed up call processing.

In order to speed up the set up of the call, Relay South Carolina now offers STS Call Setup. You can e-mail call instructions or information 2 to 24 hours prior to the call. This can include information such as the number to be dialed, the name of the person being called, any special instructions and the nature of the call, or anything that makes it easier for you to complete the call.

STS Call Setup