ZIP Code 57481
Westport, South Dakota · Brown County
No25467
Zip57481
TypeSTANDARD
Decommissioned0
Primary CityWestport
Acceptable CitiesWetonka
Unacceptable Cities—
StateSD
LstateSouth Dakota
CountyBrown County
TimezoneAmerica/Chicago
Area Codes605
World RegionNA
CountryUS
Latitude45,64
Longitude-98,49