Postal reference
ZIP 99328, Washington
ZIP code 99328 is associated with Dayton in Washington in the GeoNames postal reference.
Reference details
- State
- Washington (WA)
- ZIP code
- 99328
- Associated localities
- Dayton
- County names in postal records
- Columbia
- Approximate postal point
- 46.3075, -117.9738
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.