ZIP Code 99328
Dayton, Washington · Columbia County
No42432
Zip99328
TypeSTANDARD
Decommissioned0
Primary CityDayton
Acceptable Cities—
Unacceptable Cities—
StateWA
LstateWashington
CountyColumbia County
TimezoneAmerica/Los_Angeles
Area Codes458, 509, 541
World RegionNA
CountryUS
Latitude46,31
Longitude-117,9