CTAP Contact Us
CTAP Call Center
If you have any questions, please contact:
CTAP Call Center
P.O. Box 30310
Stockton, CA 95213
Fax: (800) 889-3974
English TTY: (800) 806-4474 Voice: (800) 806-1191
Hmong Voice: (866) 880-3394
Cantonese Voice: (866) 324-8754
Mandarin Voice: (866) 324-8747
Service Centers
We have provided detailed directions and maps to all of our seven (7) Service Centers located in Fresno, Santa Ana, Oakland, Sacramento, Riverside, San Diego and Burbank . All CTAP Service Centers are open Monday thru Friday, 9:00am - 6:00pm.
Map locators
The star symbol indicates the location of each of our seven (7) Service Centers and the circle symbol indicates the location of the Deaf and Disabled Telecommunications Program Administrative offices. Move your cursor over the star to view the site address. Click on a symbol to view the location's map and directions.
Deaf and Disabled Telecommunications Program
505 14th Street, Suite 400
Oakland, California 94612
California Public Utilities Commission (CPUC)
505 Van Ness Avenue
Telecommunications Division
San Francisco, California 94103
If you would like more information about the CPUC, click here.










