Folsom, CA ZIP Codes
Folsom, California has 3 ZIP codes: for street addresses, for PO boxes and for a single organization.
Mail addressed to Folsom covers nearby places too.
Where the 95630 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
95671 and 95763 have no area on the map: they are PO box or single-organization ZIP codes. Dashed line: Folsom city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Folsom
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Folsom PO box and business ZIP codes
| ZIP | Type and post office or station |
|---|---|
| 95630 | street delivery Folsom |
| 95671 | one organization Folsom |
| 95763 | PO boxes at the Folsom post office Folsom |
Folsom ZIP code questions
What is the main ZIP code for Folsom?
95630, the ZIP code of the main Folsom post office at 1015 Riley St.
Which Folsom ZIP codes are for PO boxes only?
95763. Mail to it goes to boxes at the post office, not to street addresses.
What county is Folsom in?
Sacramento County.
ZIP codes for towns near Folsom
More towns near Folsom: Foothill Farms, Rocklin, Roseville, Antelope, North Highlands, Arden-Arcade, Vineyard, Lincoln, Sacramento.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections