Superior Court Operations
The main branch of the Contra Costa County District Attorney's Office is located at:
900 Ward Street
Martinez, CA 94553
Phone: (925) 957 2200
Directions
Central Eastern Operations
The Contra Costa County District Attorney's Office, Central Eastern Operation branch is located at:
10 Douglas, Suite 130
Martinez, CA 94553
Phone: (925) 957-8540
Directions
Western Operations
The Contra Costa County District Attorney's Office, Western Operation branch is located at:
100 37th Street, Room 220
Richmond, CA 94805
Phone: (510) 231-1800
Directions