ZIP code · San Luis Obispo · California · United States
ZIP code 93409 — San Luis Obispo
ZIP code 93409 serves San Luis Obispo, California.
- Postal code
- 93409Single source Value from one source, not cross-checked.
- City
- San Luis Obispo
- County
- San Luis Obispo
- State
- California
- Country
- United States
- Coordinates
- 35.2211, -120.6364 — precision precise (locality)
View on OpenStreetMap - Population
- 2,687 (ZCTA, ACS 5-year)
- Median age
- 42.9
- Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
About this page
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 · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page