What are the Gettysburg, South Dakota Zip Codes for 2020, 2019Primary Zip Codes for GettysburgZip CodePrimary CitySecondary City57442GettysburgGettysburg, Forest City, GormanCities sharing Zip Codes with GettysburgZip CodePrimary CitySecondary CityMore Information57442GettysburgForest City57442GettysburgGormanAdvertisements