ZIP code · San Dimas · California · United States
ZIP code 91773 — San Dimas
ZIP code 91773 serves San Dimas, California.
- Postal code
- 91773Single source Value from one source, not cross-checked.
- City
- San Dimas
- County
- Los Angeles
- State
- California
- Country
- United States
- Coordinates
- 34.1023, -117.8169 — precision precise (locality)
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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. Data generated on 2026-08-21. Methodology · Report an error on this page