www.hcd.ca.gov/manufactured-mobile-home/registration-titling/index.shtml
Registration and Titling
(916) 323-9224 or toll free (800) 952-8356
ContactRT@hcd.ca.gov
1. 1530 Hilton Head Road, Suite 107. El Cajon, CA 92019-4655
Phone: (619) 441-2326
2. 3737 Main Street, Suite 400 Riverside, CA 92501-3337
Phone: (951) 782-4431