City · Washington · United States
Saint John, WA — ZIP codes
1 ZIP code · Whitman County
- City
- Saint John
- County
- Whitman
- State
- Washington
- Country
- United States
- Postal code
- 99171Single source
- Coordinates
- 47.0755, -117.5730 View on OpenStreetMap
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 99171 | Saint John | 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.