Mailing address
P.O. Box 7030
San Mateo, CA 94403

Main Office Phone #’s
Office (650) 577-8367
Toll Free (877) 577-8367
Fax (650) 577-9466
Hiring (650) 573-8367
Billing (650) 574-8367

Main Office - Hours
M-F, 6:00am to 6:00pm

Main Office - Hiring Hours
M-TH, 8:00am to 4:30pm

Castro Valley Hiring
Friday 8:00am to 4:30pm

Castro Valley Phone #'s
Office (510) 581-8282
Fax (510) 581-8383

Concerns & Complaints
(800) 270-1696