ZIP Code 57538
Herrick, South Dakota · Gregory County
No25481
Zip57538
TypeSTANDARD
Decommissioned0
Primary CityHerrick
Acceptable Cities—
Unacceptable Cities—
StateSD
LstateSouth Dakota
CountyGregory County
TimezoneAmerica/Chicago
Area Codes402, 531, 605
World RegionNA
CountryUS
Latitude43,11
Longitude-99,18