Contact Us

H.G. Osborne Building - Headquarters
300 N. Flower Street
Santa Ana, CA 92703-5000

P.O. Box 4048,
Santa Ana, CA 92702-4048

Monday - Friday
8:00 am to 5:00 pm

You can also contact us through our online Comments and Feedback Form.


Service Location Hours Phone Number
General Information Lobby 7:00am to 5:00pm
Monday - Friday
714-667-8800
OC Community Development 1st Floor,
Station 1
7:30am to 3:30pm
Monday - Friday
714-667-8888
County Property Permits (CPP) 1st Floor,
Station 7
1st Floor,
Station 7
714-667-8888
Blueprints 2nd Floor,
Room 252
7:30am to 4:00pm
Monday - Friday
714-667-9766
OC Survey Public Counter
  • Central Files
  • Development Services
  • Survey Counter
    • Plan check
    • Streets
    • Drainage
2nd Floor,
Room 252
7:30am to 4:00pm
Monday - Friday
714-667-8846
OC Flood
  • District
  • Tract Recordation
  • Landscape Planning and Review
2nd Floor,
Room 252
7:30am to 4:00pm
Monday - Friday
714-647-3984
OC Road 5th Floor,
Room 509
8:00am to 5:00pm
Monday - Friday
714-245-4570
Right-of-Way Engineering 2nd Floor,
Room 252
7:30am to 4:00pm
Monday - Friday
Ray Rivera
714-667-9650
Devin Baker
714-667-9648
Scott Heinrichs
714-667-9648
Public Information Officer
Shannon Widor
300 North Flower Street
Santa Ana, CA 92703-5000
714-667-9759