City · California · United States
Rancho Cucamonga, CA — ZIP codes
5 ZIP codes · San Bernardino County
- City
- Rancho Cucamonga
- County
- San Bernardino
- State
- California
- Country
- United States
- Postal codes
- 9170191729917309173791739Single source
- Coordinates
- 34.1376, -117.5999 View on OpenStreetMap
ZIP codes (5)
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.