SSA Field Office · Office Code B58
The Mission Viejo Social Security Office is a Social Security field office at 23311 Madero, Mission Viejo, CA 92691, phone (888) 306-9878. SSA lists its hours as Monday to Friday, 9:00 AM to 4:00 PM. Appeals from people this office serves are heard at the Orange, CA Hearing Office in Orange, CA.
23311 Madero
Mission Viejo, CA 92691
Call (888) 306-9878 for the Mission Viejo Social Security OfficeDirections to the Mission Viejo Social Security Office
Fax: (833) 950-3661
From SSA's office data (updated March 9, 2026), checked against SSA's Office Locator on October 1, 2026. Closed on federal holidays.
Many tasks don't need this office. With a my Social Security account you can often request a replacement card, change your address or get a benefit letter.
Call (888) 306-9878 or SSA at 1-800-772-1213 (TTY 1-800-325-0778), Monday to Friday, 8 a.m. to 7 p.m. local time.
Make an appointment first. How to make a Social Security appointment.
Not sure which? Find out if your task needs an office visit.
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SSA's Office of Hearings Operations lists the Orange, CA Hearing Office as the hearing office for people the Mission Viejo office serves. If you ask for a hearing after a denied disability or benefits claim, an administrative law judge from this office handles it.
You usually request a hearing online or through your field office, not by visiting the hearing office. How an appeal reaches a hearing. Source: SSA Hearing Office Locator.
| Office | Distance | Phone | Monday hours |
|---|---|---|---|
| Mission Viejo (this office) | (888) 306-9878 | 9:00 AM to 4:00 PM | |
| Santa Ana Social Security Office, Santa Ana, CA | 13 mi | (888) 366-6146 | 9:00 AM to 4:00 PM |
| Fountain Valley Social Security Office, Fountain Valley, CA | 16 mi | (877) 304-1566 | 9:00 AM to 4:00 PM |
| Anaheim Social Security Office, Anaheim, CA | 19 mi | (866) 657-3133 | 9:00 AM to 4:00 PM |
| Garden Grove Social Security Office, Garden Grove, CA | 20 mi | (877) 669-3115 | 9:00 AM to 4:00 PM |
| Brea Social Security Office, Brea, CA | 22 mi | (866) 593-2757 | 9:00 AM to 4:00 PM |
Straight-line distance between office addresses (U.S. Census Bureau geocoder). Blank cells are details SSA doesn't list.
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From SSA's Office Locator, looked up by ZIP code on October 1, 2026. How SSA assigns offices by ZIP code.
Every Social Security office in California · Offices in and near Mission Viejo
If this office has closed or moved, see what to do when an office closes or moves. Confirm details with SSA's Office Locator and office closings page before you go.
Monday to Friday, 9:00 AM to 4:00 PM, according to SSA's office data (updated March 9, 2026). It's closed on weekends and federal holidays.
SSA asks people to make an appointment before visiting an office. You can schedule online or by calling (888) 306-9878 or SSA's national number, 1-800-772-1213 (TTY 1-800-325-0778). See how to make an appointment.
SSA's Office of Hearings Operations lists the Orange, CA Hearing Office as serving the Mission Viejo field office. It's at Centrum North, Suite 600, 1120 West La Veta Avenue, Orange, CA 92868, phone (866) 593-1447. You usually ask for a hearing through your field office or online, not at the hearing office.
SSA assigns 28 ZIP codes to this office: 92602, 92603, 92604, 92606, 92610, 92612, 92614, 92617, 92618, 92620, 92624, 92629, 92630, 92637, 92651, 92653, 92656, 92672, 92673, 92675, 92677, 92678, 92679, 92688 and 92691 and others listed on this page. If yours is listed, this is your office.
The Santa Ana Social Security Office in Santa Ana, CA, about 13 mi away ((888) 366-6146).
Independent site, not affiliated with the Social Security Administration. Office and hearing office details come from SSA's public data and locators. To apply for benefits, appeal or manage your record, go to SSA directly at ssa.gov.