| Business | Phone |
| Alcohol & Drug Abuse Svc 1200 N Main St # 100b, Santa Ana 92701 | (714) 480-6660 |
| Child Health & Disability Prgm 1725 W 17th St, Santa Ana 92706 | (714) 834-8440 |
| City News Svc 10 Civic Center Plz, Santa Ana 92701 | (714) 834-5793 |
| Conditional Release Program 517 N Main St # 339, Santa Ana 92701 | (714) 568-4260 |
| County Executive Office 1400 S Grand Ave, Santa Ana 92705 | (714) 567-7399 |
| Dcaa Santa Ana Branch 3 Hutton Centre Dr # 750, Santa Ana 92707 | (714) 435-2200 |
| California Voter Registration 200 N Main St, Santa Ana 92701 | (714) 973-9004 |
| County Marshal 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-4676 |
| Knx Newsradio Orange County 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-6078 |
| Ocn 625 N Grand Ave, Santa Ana 92701 | (714) 541-2626 |
| Orange Cnty Assessment Appeals 10 Civic Center Plz # 101, Santa Ana 92701 | (714) 834-2331 |
| Orange County Administrative 10 Civic Center Plz # 3, Santa Ana 92701 | (714) 834-2345 |
| Orange County Adult Community 405 W 5th St # 550, Santa Ana 92701 | (714) 834-4707 |
| Orange County Alternate Dfndr 600 W Santa Ana Blvd # 600, Santa Ana 92701 | (714) 568-4160 |
| Orange County Assoc Defender 12 Civic Center Plz # B15, Santa Ana 92701 | (714) 834-5500 |
| Orange County Bike Trails Santa Ana 92701 | (714) 834-3137 |
| Orange County Birth & Death 1200 N Main St, Santa Ana 92701 | (714) 480-6700 |
| Orange County Births Deaths Santa Ana 92701 | (714) 834-3005 |
| Orange County Business License Santa Ana 92701 | (714) 647-1868 |
| Orange County Coroner Santa Ana 92701 | (714) 647-7400 |
| Orange County Counsel 10 Civic Center Plz # 4, Santa Ana 92701 | (714) 834-3300 |
| Orange County Cultural Cmptncy 405 E 5th St # 4, Santa Ana 92701 | (714) 796-0188 |
| Orange County Eeo-Access 10 Civic Center Plz, Santa Ana 92701 | (714) 834-5259 |
| Orange County Emergency Med 405 W 5th St # 301a, Santa Ana 92701 | (714) 834-3500 |
| Orange County Executive Office 10 Civic Center Plz, Santa Ana 92701 | (714) 834-5400 |
| Orange County Field Svc 909 N Main St, Santa Ana 92701 | (714) 569-3722 |
| Orange County Grand Jury 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-3320 |
| Orange County Historical 211 W Santa Ana Blvd # 303, Santa Ana 92701 | (714) 834-5560 |
| Orange County Human Resources 10 Civic Center Plz, Santa Ana 92701 | (714) 834-5627 |
| Orange County Info & Tech 10 Civic Center Plz, Santa Ana 92701 | (714) 834-3022 |
| Orange County Internal Audit 400 Civic Center Dr W # 12, Santa Ana 92701 | (714) 834-5475 |
| Orange County Jury Comm 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-4692 |
| Orange County Landfill Site Jeffrey Rd, Santa Ana 92701 | (714) 834-4000 |
| Orange County Local Agency 12 Civic Center Plz # 235, Santa Ana 92701 | (714) 834-2556 |
| Orange County Marshal 909 N Main St # 2, Santa Ana 92701 | (714) 569-3700 |
| Orange County Municipal Courts 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-3575 |
| Orange County Office-Protocol 10 Civic Center Plz # 106, Santa Ana 92701 | (714) 834-5654 |
| Orange County Old Courthouse 211 W Santa Ana Blvd, Santa Ana 92701 | (714) 834-3703 |
| Orange County Project Together 405 W 5th St # 4, Santa Ana 92701 | (714) 796-0100 |
| Orange County Public Facility 1152 E Fruit St, Santa Ana 92701 | (714) 567-6568 |
| Orange County Public Offenses 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-3573 |
| Orange County Quality Imprvmnt 405 W 5th St # 4, Santa Ana 92701 | (714) 834-5601 |
| Orange County Real Estate Div 14 Civic Center Plz # 3, Santa Ana 92701 | (714) 834-5503 |
| Orange County Recorder 12 Civic Center Plz # 101, Santa Ana 92701 | (714) 834-2500 |
| Orange County Risk Management 12 Civic Center Plz # 324, Santa Ana 92701 | (714) 834-2721 |
| Orange County Sexual Assault 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-4317 |
| Orange County Sherrifs Office 909 N Main St # 2, Santa Ana 92701 | (714) 569-3750 |
| Orange County Small Claims Ct 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-3584 |
| Orange County Traffic Engnrng Santa Ana 92701 | (714) 834-3483 |
| Orange County Traffic Ticket 700 Civic Center Dr W, Santa Ana 92701 | (714) 834-3585 |
| Orange County Victim-Witness 700 Civic Center Dr W # 292a, Santa Ana 92701 | (714) 834-4350 |
| Orange Perinatal Substance 1200 N Main St, Santa Ana 92701 | (714) 704-8581 |
| Patients Rights Advocate 405 W 5th St # 477, Santa Ana 92701 | (714) 834-5647 |
| Pfrd 1143 E Fruit St, Santa Ana 92701 | (714) 567-7744 |
| Project Togehter 405 W 4th St # 4, Santa Ana 92701 | (714) 796-0100 |
| Public Defender's Office 600 W Santa Ana Blvd # 111, Santa Ana 92701 | (714) 568-4860 |
| Public Facilities & Resources 1143 E Fruit St, Santa Ana 92701 | (714) 567-7800 |
| James W Silva 10 Civic Center Plz, Santa Ana 92701 | (714) 834-3220 |
| Social Services Administration 888 N Main St, Santa Ana 92701 | (714) 541-7700 |