What are the Bixby, South Dakota Zip Codes for 2020, 2019Primary Zip Codes for BixbyZip CodePrimary CitySecondary City57620BisonBixby, Ada, Cash, Chance, GovertCities sharing Zip Codes with BixbyZip CodePrimary CitySecondary CityMore Information57620BisonAda57620BisonBixby57620BisonCash57620BisonChance57620BisonGovertAdvertisements