Fontana, CA · Social Security Field Office

Fontana Social Security Office

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Social Security office

Before You Go to the Fontana Office

Many Social Security tasks don't need a visit. You can often replace a card, change your address or get a benefit verification letter online through a my Social Security account. If you do need to go in, see what to bring and how appointments work.

Office details come from SSA's office data (updated March 9, 2026). Offices move and hours change, so confirm with SSA's Office Locator and office closings page before you go.

How to Get an Appointment at the Fontana Social Security Office

SSA asks you to make an appointment before you visit an office. Schedule online on SSA's appointment page, where the appointment may be by phone or in person, or call this office at (866) 726-7865 or SSA at 1-800-772-1213 (TTY 1-800-325-0778), Monday through Friday, 8 a.m. to 7 p.m. local time.

If you only need a new or replacement Social Security card or to update your personal information, SSA directs you to a Card Center where your ZIP code has one.

ZIP Codes the Fontana Office Serves

SSA assigns 9 ZIP codes to this office. If yours is listed, this is the office to use:

917399231692324923359233692337923589237692377

From SSA's Office Locator, looked up by ZIP code on October 1, 2026.

Other Social Security Offices Near Fontana

Straight-line distance between office addresses (U.S. Census Bureau geocoder).

More Social Security Offices in California

All Social Security offices in California · Social Security offices near Fontana

Fontana Social Security Office: Common Questions

What Are the Hours of the Fontana Social Security Office?

Monday to Friday, 9:00 AM to 4:00 PM, according to SSA's office data (updated March 9, 2026). Offices are closed on weekends and federal holidays. Check SSA's office closings page before you go.

Which ZIP Codes Does the Fontana Social Security Office Serve?

SSA's Office Locator assigns 9 ZIP codes to this office: 91739, 92316, 92324, 92335, 92336, 92337, 92358, 92376 and 92377. SSA assigns offices by ZIP code, so if yours is listed, this is your office.

What Is the Phone Number for the Fontana Social Security Office?

SSA lists (866) 726-7865 for this office and (833) 571-0628 as its fax number. SSA's national number is 1-800-772-1213.

Where Is the Fontana Social Security Office?

10668 Sierra Ave, Fontana, CA 92337.

What Is the Closest Other Social Security Office to Fontana?

The San Bernardino Social Security Office in San Bernardino, CA is about 9.0 miles away, phone (866) 331-7132. The next closest is Riverside Social Security Office, about 10 miles away.

Sources

  1. Social Security Administration, field office and resident station data (updated March 9, 2026)
  2. SSA Office Locator (SSA's primary tool for office details, checked October 1, 2026)
  3. U.S. Census Bureau geocoder (office coordinates)
  4. SSA: Make an appointment
  5. SSA: Contact by phone

Independent site, not affiliated with the Social Security Administration. Office addresses, phone numbers and hours come from SSA's public office data. To apply for benefits or manage your record, go to SSA directly at ssa.gov.