Division of Audits and Investigations
Contact Us
For more information about the California Department of Transportation’s Audits & Investigations Division, please utilize these contact information below.
Department Address:
Department of Transportation
Audits and Investigations MS – 2
1304 O Street, Suite 200
Sacramento, CA 95814Mail Station 2
Post Office Box 942874
Sacramento, CA 94274-0001General Information Telephone Number: (916) 323-7111