City · California · United States
Los Osos, CA — ZIP codes
2 ZIP codes · San Luis Obispo County
- City
- Los Osos
- County
- San Luis Obispo
- State
- California
- Country
- United States
- Postal codes
- 9340293412Single source
- Coordinates
- 35.3172, -120.8333 View on OpenStreetMap
ZIP codes (2)
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.