ZIP Code 57445
Groton, South Dakota · Brown County
No25440
Zip57445
TypeSTANDARD
Decommissioned0
Primary CityGroton
Acceptable Cities—
Unacceptable CitiesJames, Putney
StateSD
LstateSouth Dakota
CountyBrown County
TimezoneAmerica/Chicago
Area Codes605
World RegionNA
CountryUS
Latitude45,45
Longitude-98,1