Internet Relay
Through Internet Relay, deaf, hard-of-hearing, and speech-impaired users can make calls using their computer, web phone, personal digital assistant (PDA) or any other Internet-capable device.
To make an Internet Relay call, visit any of the following sites:
www.att.com/relay (AT&T)
www.siprelay.com (Sorenson)
www.sprintip.com (Sprint)
www.i711.com (Go America)
www.hiprelay.com (Hamilton)
www.ip-relay.com (Verizon)