99328 postal code
United StatesUpdated 2026-11-09Dayton, WashingtonColumbia5 digits
Postal code details
1 placeCode
99328
Place
Dayton
Region
Washington
County
Columbia
Coordinates
46.3075, -117.9738
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗
46.3075, -117.9738© OpenStreetMap
Ad slot · 300×250
Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Dayton | Washington | Columbia | 46.3075, -117.9738 |
Same code in other countries
0This code only appears in this country.
FAQ
Which city is 99328 in?
Dayton, Washington, United States.
What are the coordinates of 99328?
46.3075, -117.9738
Is 99328 used in other countries?
No.
Updated 2026-11-09. Attribution in Data & license.