County of Los Angeles Department of Public Works

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Construction Permit Offices

Construction Permit Offices
We encourage you to use our Frequently Asked Questions to find answers to your questions or ask new ones. You can also bring your questions and concerns to one of our offices with public counters.

  • Baldwin Park Permit Office
    14747 E. Ramona Blvd., Baldwin Park 91706
    Phone: (626) 338-9509; Fax: (626) 814-1763
  • Hollydale Permit Office
    11282 S. Garfield Ave., Downey 90242
    Phone: (323) 773-4834; Fax: (562) 869-2895
  • Main Permit Office
    900 South Fremont Avenue, 8th Floor, Alhambra, CA 91803-1331
    Phone: (626) 458-3129; Fax: (626) 576-7739
  • Palmdale Permit Office
    38126 Sierra Hwy., Palmdale 93550
    Phone: (661) 947-4151; Fax: (661) 947-5022
  • Valencia Permit Office
    23757 Valencia Blvd., Valencia 91355
    Phone: (661) 253-7205; Fax: (661) 222-2952
  • Westchester Permit Office
    5530 W. 83rd St., Los Angeles 90045
    Phone: (310) 649-6300; Fax: (310) 215-3952
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