- Pairing Phonak Devices
Phonak Customer Service 866-230-0110 - Pairing ReSound Devices
ReSound Customer Service 888-735-4327 - Pairing Signia/Tru/HCS Devices
Signia Customer Service 800-766-4500 - Pairing Sonic Devices
Sonic Customer Service 888-423-7834 - Pairing Starkey Devices
Starkey Customer Service 888-481-5512 - Pairing Unitron Devices
Unitron Customer Service 631-543-2000
Cambridge patients-WE’VE MOVED! Our new location is located at 369 Revolution Drive Sommerville, MA 02145 Inside Parrelli Optical at Assembly Row