Which Social Security Office Serves Your ZIP Code in Lake Forest?
SSA assigns all 2 ZIP codes in Lake Forest to the Mission Viejo Social Security Office in Mission Viejo. SSA assigns offices by ZIP code, so the office to use is the one listed for your ZIP.
ZIP codes 92610 and 92630 go to the Mission Viejo Social Security Office, 23311 Madero, Mission Viejo.
Assigned offices from SSA's Office Locator, looked up by ZIP code on October 1, 2026. ZIP codes are those whose area overlaps Lake Forest (U.S. Census Bureau, 2020 ZIP Code Tabulation Areas). Distance is straight-line, from the center of the ZIP code to the office.
Social Security Offices Near Areas Around Lake Forest
Where people in nearby communities go, and how far it is. Each area's office is the one SSA assigns to its ZIP codes.
Social Security Office Near Irvine
Irvine is about 5.7 miles west of central Lake Forest. SSA assigns its ZIP codes (92602, 92603, 92604, 92606, 92612, 92614, 92617, 92618, 92620 and 92697) to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near San Juan Capistrano
San Juan Capistrano is about 11 miles south of central Lake Forest. SSA assigns its ZIP code, 92675, to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Laguna Niguel
Laguna Niguel is about 8.8 miles south of central Lake Forest. SSA assigns its ZIP code, 92677, to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Laguna Hills
Laguna Hills is about 4.6 miles south of central Lake Forest. SSA assigns its ZIP code, 92653, to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Aliso Viejo
Aliso Viejo is about 6.1 miles southwest of central Lake Forest. SSA assigns its ZIP code, 92656, to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Laguna Beach
Laguna Beach is about 9.2 miles southwest of central Lake Forest. SSA assigns its ZIP code, 92651, to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Tustin
Tustin is about 9.4 miles northwest of central Lake Forest. SSA assigns its ZIP codes (92780 and 92782) to the Santa Ana Social Security Office at 1851 East First Street, Fifth Floor, Santa Ana, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Laguna Woods
Laguna Woods is about 4.3 miles southwest of central Lake Forest. SSA assigns its ZIP code, 92637, to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Mission Viejo
Mission Viejo is about 3.3 miles south of central Lake Forest. SSA assigns its ZIP codes (92691 and 92692) to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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Social Security Office Near Rancho Santa Margarita
Rancho Santa Margarita is about 4.7 miles east of central Lake Forest. SSA assigns its ZIP code, 92688, to the Mission Viejo Social Security Office at 23311 Madero, Mission Viejo, open Monday to Friday, 9:00 AM to 4:00 PM.
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How to Get an Appointment at the Mission Viejo Social Security Office
SSA asks you to make an appointment before you visit an office. You can schedule one online on SSA's appointment page by answering a few questions; the appointment may be by phone or in person, and you can change or cancel it from the confirmation email or text.
To book by phone, call the Mission Viejo Social Security Office at (888) 306-9878, or SSA's national number, 1-800-772-1213 (TTY 1-800-325-0778), Monday through Friday, 8 a.m. to 7 p.m. local time. Help is available in English, Spanish and other languages.
See office hours and appointments for the best times to call and visit.
Frequently Asked Questions
Where Is the Social Security Office in Lake Forest?
There isn't an office in Lake Forest, CA itself. The closest is the Mission Viejo Social Security Office, 23311 Madero, Mission Viejo, CA 92691, about 2.1 miles away.
Which Social Security Office Serves My ZIP Code in Lake Forest?
SSA assigns all 2 ZIP codes in Lake Forest to the Mission Viejo Social Security Office in Mission Viejo. SSA assigns offices by ZIP code, and the assigned office isn't always the closest one. Look up your ZIP code in the table on this page or in SSA's Office Locator.
What Are Social Security Office Hours Near Lake Forest?
The Mission Viejo Social Security Office is open Monday to Friday, 9:00 AM to 4:00 PM, according to SSA's office data (checked against SSA's Office Locator on October 1, 2026). Offices close on weekends and federal holidays.
What Is the Phone Number for the Social Security Office Near Lake Forest?
SSA lists (888) 306-9878 for the Mission Viejo Social Security Office. SSA's national number is 1-800-772-1213.
How Do I Make an Appointment at the Social Security Office Near Lake Forest?
Schedule online on SSA's appointment page, where the appointment may be by phone or in person, or call the Mission Viejo Social Security Office at (888) 306-9878 or SSA at 1-800-772-1213 (TTY 1-800-325-0778), Monday through Friday, 8 a.m. to 7 p.m. local time. SSA asks you to make an appointment before visiting an office.
Every Social Security office in California