ZIP Code 57441
Frederick, South Dakota · Brown County
No25438
Zip57441
TypeSTANDARD
Decommissioned0
Primary CityFrederick
Acceptable Cities—
Unacceptable CitiesElm Lake
StateSD
LstateSouth Dakota
CountyBrown County
TimezoneAmerica/Chicago
Area Codes605, 701
World RegionNA
CountryUS
Latitude45,83
Longitude-98,5