City · Colorado · United States
Boulder, CO — ZIP codes
11 ZIP codes · Boulder County
- City
- Boulder
- County
- Boulder
- State
- Colorado
- Country
- United States
- Postal codes
- 8030180302803038030480305803068030780308803098031080314Single source
- Coordinates
- 40.0497, -105.2143 View on OpenStreetMap
ZIP codes (11)
| Postal code | Place name | Verification |
|---|---|---|
| 80301 | Boulder | Single source |
| 80302 | Boulder | Single source |
| 80303 | Boulder | Single source |
| 80304 | Boulder | Single source |
| 80305 | Boulder | Single source |
| 80306 | Boulder | Single source |
| 80307 | Boulder | Single source |
| 80308 | Boulder | Single source |
| 80309 | Boulder | Single source |
| 80310 | Boulder | Single source |
| 80314 | Boulder | 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.