California · Checked Against SSA's Locator October 1, 2026

Social Security Offices Near Mill Valley, CA

Where Is the Social Security Office Nearest Mill Valley, CA?

SSA assigns Mill Valley, CA's ZIP code, 94941, to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, about 7.7 miles away, phone (866) 331-7761, open Monday to Friday, 9:00 AM to 4:00 PM.

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Closest Social Security Offices to Mill Valley, CA

Straight-line distance from the center of Mill Valley (U.S. Census Gazetteer) to each office's address (U.S. Census Bureau geocoder). Office hours and phone numbers from SSA's office data, checked against SSA's Office Locator on October 1, 2026; confirm with SSA's Office Locator before you go.

Map of Social Security Offices Near Mill Valley

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Which Social Security Office Serves Your ZIP Code in Mill Valley?

SSA assigns Mill Valley's ZIP code, 94941, to the San Rafael Social Security Office in San Rafael. SSA assigns offices by ZIP code, so the office to use is the one listed for your ZIP.

Social Security office assigned to each ZIP code in Mill Valley
ZIP codeOffice SSA assignsDistance
94941San Rafael Social Security Office for ZIP code 949417.5 miles

ZIP code 94941 goes to the San Rafael Social Security Office, 99 Smith Ranch Road, Suite 200, San Rafael.

Assigned offices from SSA's Office Locator, looked up by ZIP code on October 1, 2026. ZIP codes are those whose area overlaps Mill Valley (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 Mill Valley

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 San Rafael

San Rafael is about 5.4 miles north of central Mill Valley. SSA assigns its ZIP codes (94901 and 94903) to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near San Rafael

Social Security Office Near Richmond

Richmond is about 10 miles east of central Mill Valley. Its ZIP codes are split between offices: 94801, 94804 and 94806 go to the Richmond Social Security Office in Richmond; 94803 and 94805 go to the Berkeley Social Security Office in Berkeley.

More on Social Security offices near Richmond

Social Security Office Near Marin City

Marin City is about 3.0 miles southeast of central Mill Valley. SSA assigns its ZIP code, 94965, to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM. The Sf Chinatown Social Security Office is closer to central Marin City (about 8.0 miles, against 10 miles), but it isn't the office SSA assigns.

More on Social Security offices near Marin City

Social Security Office Near Larkspur

Larkspur is about 2.3 miles north of central Mill Valley. SSA assigns its ZIP codes (94904 and 94939) to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near Larkspur

Social Security Office Near Corte Madera

Corte Madera is about 2.5 miles northeast of central Mill Valley. SSA assigns its ZIP code, 94925, to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near Corte Madera

Social Security Office Near San Anselmo

San Anselmo is about 5.3 miles north of central Mill Valley. SSA assigns its ZIP code, 94960, to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near San Anselmo

Social Security Office Near San Pablo

San Pablo is about 12 miles east of central Mill Valley. SSA assigns its ZIP code, 94806, to the Richmond Social Security Office at 3164 Garrity Way, Richmond, open Monday to Friday, 9:00 AM to 4:00 PM.

More on Social Security offices near San Pablo

Social Security Office Near Bolinas

Bolinas is about 9.1 miles west of central Mill Valley. SSA assigns its ZIP code, 94924, to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near Lucas Valley-Marinwood

Lucas Valley-Marinwood is about 9.3 miles north of central Mill Valley. SSA assigns its ZIP code, 94903, to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM.

Social Security Office Near Tamalpais-Homestead Valley

Tamalpais-Homestead Valley is about 2.0 miles south of central Mill Valley. SSA assigns its ZIP code, 94941, to the San Rafael Social Security Office at 99 Smith Ranch Road, Suite 200, San Rafael, open Monday to Friday, 9:00 AM to 4:00 PM.

How to Get an Appointment at the San Rafael 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 San Rafael Social Security Office at (866) 331-7761, 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.

Can You Skip the Trip?

You can often replace a card, update your address or get a benefit letter online with a my Social Security account. If you need to go in, check what to bring.

Social Security Offices Near Other California Cities

Frequently Asked Questions

Where Is the Social Security Office in Mill Valley?

There isn't an office in Mill Valley, CA itself. The closest is the San Rafael Social Security Office, 99 Smith Ranch Road, Suite 200, San Rafael, CA 94903, about 7.7 miles away.

Which Social Security Office Serves My ZIP Code in Mill Valley?

SSA assigns Mill Valley's ZIP code, 94941, to the San Rafael Social Security Office in San Rafael. 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 Mill Valley?

The San Rafael 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 Mill Valley?

SSA lists (866) 331-7761 for the San Rafael Social Security Office. SSA's national number is 1-800-772-1213.

How Do I Make an Appointment at the Social Security Office Near Mill Valley?

Schedule online on SSA's appointment page, where the appointment may be by phone or in person, or call the San Rafael Social Security Office at (866) 331-7761 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

Sources

  1. Social Security Administration, field office and resident station data (updated March 9, 2026)
  2. SSA Office Locator (offices and ZIP code assignments, checked October 1, 2026)
  3. U.S. Census Bureau: geocoder, 2023 Gazetteer files and 2020 ZIP Code Tabulation Area relationship files
  4. SSA: Make an appointment
  5. SSA: Contact by phone
  6. SSA: Office locator guidance (appointments and Card Centers)

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.