7-1-1TTYVoiceVoice Carry-OverHearing Carry-OverSpeech-to-SpeechOther Services
HCO to TTY HCO to HCO


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Hearing Carry-Over video


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Hearing Carry-Over diagram


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Hearing Carry-Over brochure


7-1-1 or 1-800-662-1220

Hearing Carry-Over (HCO) allows speech-disabled users with hearing to listen to the person they are calling. The HCO user types his/her conversation for the Relay Operator to read to the standard telephone user.