What are the Kennebec, South Dakota Zip Codes for 2020, 2019Primary Zip Codes for KennebecZip CodePrimary CitySecondary City57544KennebecKennebec, Houston, Iron MountainCities sharing Zip Codes with KennebecZip CodePrimary CitySecondary CityMore Information57544KennebecHouston57544KennebecIron MountainAdvertisements