What are the Noroton Heights, Connecticut Zip Codes for 2020, 2019Primary Zip Codes for Noroton HeightsZip CodePrimary CitySecondary City06820DarienNoroton Heights, Noroton, TokenekeCities sharing Zip Codes with Noroton HeightsZip CodePrimary CitySecondary CityMore Information06820DarienNoroton06820DarienNoroton Heights06820DarienTokenekeAdvertisements