800 SOUTH CLAREMONT STSocial Security Phone (Local) : 1-866-726-8193
SUITE 101
SAN MATEO, CA 94402
Social Security Phone (Nat'l) : 1-800-772-1213
TTY : 1-800-325-0778
Social Security Office Hours :
MON: 9:00 AM - 4:00 PM
TUES: 9:00 AM - 4:00 PM
WED: 9:00 AM - 4:00 PM
THUR: 9:00 AM - 4:00 PM
FRI: 9:00 AM - 4:00 PM
SAT & SUN: CLOSED
Federal Holidays & Emergency Closures Office details verified 7 July 2026
Tips and advice if your visit is for...
Apply for Social Security Benefits
Medicare
General Medicare tips
California Medicare tips
SSI
Disability
Social Security Card or Number
Name Change
Qualify for Social Security Benefits
Manage or Change Social Security Benefits
Social Security Forms
Other Issue
Social Security Office Directions and Notes :
FROM HWY 101, TAKE THE 3RD AVE EXIT 416 (WEST TOWARDS DOWNTOWN). GO FOUR BLOCKS AND TURN LEFT ON CLAREMONT; CONTINUE FOUR BLOCKS. THE OFFICE IS ON THE RIGHT HAND SIDE BEFORE NINTH AVENUE.
San Mateo Social Security Office Notes
You can do things like signup for Medicare online at ssa.gov. Physical distancing of at least 6 feet and masks are required. SSA will provide a mask if you do not have one. See if you can get an appointment by phone. Fridays may be less crowded.
Social Security offices near San Mateo, CA :
| Street | City | Zip |
|---|---|---|
| 800 SOUTH CLAREMONT ST, SUITE 101 | SAN MATEO | 94402 |
| 355 GELLERT BLVD, SUITE 201 | DALY CITY | 94015 |
| 1718 BROADWAY ST | REDWOOD CITY | 94063 |
| 90 7TH ST, ANNEX 1ST FL | SAN FRANCISCO | 94103 |
| 24301 SOUTHLAND DR, SUITE 500 | HAYWARD | 94545 |
