The official website of the City of Oakland. Find out about meetings, request City services through OAK 311, or contact the Mayor and City Council.You must report a crime in person or on the phone if: You know who committed this crime or evidence exists (e.g. , video or digital film). Complaints. File a complaint against a local law enforcement agency. To report a crime that has or may have occurred in California, dial 9-1-1 or contact your local law enforcement agency. If you view the situation as an emergency, please call the Department of Customer Services at (877) 858-4804 between a.m. If you have questions on an open complaint, please call (510) 238-3381. Report an item lost or found in a car service, limousine, or black car. Car Wash Complaint Report a problem with a commercial car wash.