ZIP Code 99174
Steptoe, Washington · Whitman County
No42389
Zip99174
TypePO BOX
Decommissioned0
Primary CitySteptoe
Acceptable Cities—
Unacceptable Cities—
StateWA
LstateWashington
CountyWhitman County
TimezoneAmerica/Los_Angeles
Area Codes509
World RegionNA
CountryUS
Latitude47,01
Longitude-117,36