ZIP code · Marshall · Washington · United States
ZIP code 99020 — Marshall
ZIP code 99020 serves Marshall, Washington.
- Postal code
- 99020Single source Value from one source, not cross-checked.
- City
- Marshall
- County
- Spokane
- State
- Washington
- Country
- United States
- Coordinates
- 47.5649, -117.4994 — precision precise (locality)
View on OpenStreetMap
Nearby localities
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