Voice Carry Over (VCO / 2LVCO) enables a person with hearing loss to use their voice to speak directly to the hearing person. When the hearing person speaks, the Call Assistant (CA) types everything said to the TTY or text display.
Also dial 1-800-346-7141 if unable to reach 7-1-1 directly.
Voice Carry Over (VCO/2LVCO) phones require analog phone service.