| Auditor – Controller | |
| 12 Civic Center Plaza, P.O. Box Drawer 567, Santa Ana, CA 92702 | 714-834-2450 |
| County Clerk / Recorder | |
| 12 Civic Center Plaza, P.O. Box 238, Santa Ana, CA 92701-238 | 714-834-2500 |
| County Counsel | |
| 10 Civic Center Plaza Bldg. 10, # 407, P.O. Box 1379, Santa Ana, CA 92702-1374 | 714-834-3300 |
| District Attorney | |
| 700 Civic Center Drive West, P.O. Box 808, Santa Ana, CA 92702 | 714-834-3600 |
| Sheriff – Court Operations Division | |
| 909 N. Main St., #2, Santa Ana, CA 92701 | 714-569-3700 |
| Probation | |
| 909 North Main Street, Santa Ana, CA 92701 | 714-569-2000 |
| Public Defender | |
| 14 Civic Center Plaza, Santa Ana, CA 92701-2352 | 714-834-2144 |
| Sheriff – Coroner | |
| 550 N. Flower St., Santa Ana, CA 92703 | 714-647-7000 |
| Treasurer / Tax Collector | |
| 830 N. Broadway #209, P.O. Box 4515, Santa Ana, CA 92702 | 714-834-3411 |
