Office Locations

County Administration South 601 North Ross Street Santa Ana, CA 92701 Click here for directions. Mailing Address: P.O. Box 4048 Santa Ana, CA 92702-4048 To submit an online service request, please visit MyOCeServices.ocgov.com If you need to report a flood emergency, please call 9-1-1 immediately.	OC Public Works Headquarters Administrative Services	Hours of Operation: Monday - Friday \| 8:00 a.m. to 5:00 p.m. Phone: 714.667.8800 Director’s Office and Administration, 4th Floor Building Services, 2nd Floor Human Resource Services, 4th Floor
OC Development Services	Hours of Operation: Monday - Friday \| 8:00 a.m. to 4:00 p.m. Phone: 714.667.8888 County Service Center, 1st Floor Permitting Building and Safety Inspection Services Land Development Planning
OC Survey	Hours of Operation: Monday - Friday \| 8:00 a.m. to 4:00 p.m. Phone: 714.967.0852 OC Survey Public Counter, County Service Center, 1st Floor Corner Records Geodetic Parcel, Record of Survey and Tract Maps Right-of-Way Engineering Public Counter, Room 252
OC Infrastructure Programs	3rd Floor Hours of Operation: Monday - Friday \| 7:30 a.m. to 4:00 p.m. Phone: 714.647.3999 \| 714.245.4589 Programming Engineering Design Flood Programs Project Management Traffic and Development Support
	OC Facilities Design and Construction Management	Phone: 714.667.4938

Glassell Campus	OC Operations & Maintenance 2301 Glassell Street, Building A Orange, CA 92865 Click here for directions.	Hours of Operation: Monday - Friday \| 6:00 a.m. - 4:30 p.m. Phone: 714.955.0200
	OC Environmental Resources
	Agricultural Commissioner / Sealer of Weights & Measures 222 East Bristol Lane Orange, CA 92865 Click here for directions.	Hours of Operation: Monday - Friday \| 8:00 a.m. to 12:00 p.m. / 1:00 p.m. to 5:00 p.m. Phone: 714.955.0100
	OC Watersheds Program 2301 North Glassell Street Orange, CA 92865 Click here for directions.	Hours of Operation: Monday - Friday \| 8:00 am to 5:00 pm Phone: 714.955.0600 24-Hour Water Pollution Hotline: 1.877.89.SPILL (77455)

Fruit Street Campus	OC Construction 1152 East Fruit Street Santa Ana, CA 92701 Click here for directions.	Hours of Operation: Monday - Friday \| 8:00 a.m. to 5:00 p.m. Phone: 714.245.4500
	OC Facilities Maintenance & Central Utility Facility (CNG) 1143 E. Fruit Street Santa Ana, CA 92701-4204 Click here for directions. 1152 E. Fruit Street Santa Ana, CA 92701-4204 Click here for directions.	Phone: 714.647.3999 Compressed Natural Gas (CNG) Fueling Station Operating Hours: 7 Days/24 Hours Self-Serve Fueling Products Available: Compressed Natural Gas 2023 W. Collins Avenue Orange, CA 92867
	OC Fleet Services Transportation Fleet Management - Repair Shop 1 1143 E. Fruit Street Santa Ana, CA 92701-4204 Click here for directions.	Hours of Operation: Monday - Friday \| 7:00 a.m. - 5:00 p.m. Phone: 714.567.7744