Here is information on how to contact us:

Click to reach our email page.
Direct Email - 24 hours a day

To visit us:
Los Angeles County Department of Public Works
Land Development Division - 3rd Floor
900 S. Fremont Avenue
Alhambra, CA 91803

To send us mail:
Los Angeles County Department of Public Works
Land Development Division
P.O. Box 1460
Alhambra, CA 91802-2460