What are the Quinn, South Dakota Zip Codes for 2020, 2019Primary Zip Codes for QuinnZip CodePrimary CitySecondary City57775QuinnQuinn, Cactus Flats, CottonwoodCities sharing Zip Codes with QuinnZip CodePrimary CitySecondary CityMore Information57775QuinnCottonwood57775QuinnCactus FlatsAdvertisements