What are the James Valley, South Dakota Zip Codes for 2020, 2019Primary Zip Codes for James ValleyZip CodePrimary CitySecondary City57350HuronJames Valley, Broadland, Huron Colony, Lake ByronCities sharing Zip Codes with James ValleyZip CodePrimary CitySecondary CityMore Information57350HuronBroadland57350HuronHuron Colony57350HuronJames Valley57350HuronLake ByronAdvertisements