City · California · United States
Los Alamos, CA — ZIP codes
1 ZIP code · Santa Barbara County
- City
- Los Alamos
- County
- Santa Barbara
- State
- California
- Country
- United States
- Postal code
- 93440Single source
- Coordinates
- 34.7457, -120.2049 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 93440 | Los Alamos | Single source |
Sources and verification
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames. Last generated : 2026-08-21. Report an error.