What are the Owanka, South Dakota Zip Codes for 2020, 2019Primary Zip Codes for OwankaZip CodePrimary CitySecondary City57767OwankaOwanka, Wasta, WicksvilleCities sharing Zip Codes with OwankaZip CodePrimary CitySecondary CityMore Information57767OwankaWasta57767OwankaWicksvilleAdvertisements