City · Kansas · United States
Alton, KS — ZIP codes
1 ZIP code · Osborne County
- City
- Alton
- County
- Osborne
- State
- Kansas
- Country
- United States
- Postal code
- 67623Single source
- Coordinates
- 39.4514, -98.9539 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 67623 | Alton | 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.