What are the Saint Simons Island, Georgia Zip Codes for 2020, 2019Primary Zip Codes for Saint Simons IslandZip CodePrimary CitySecondary City31522Saint Simons IslandSaint Simons Island, Saint Simons Is, St Simons Is, St Simons Island, BrunswickCities sharing Zip Codes with Saint Simons IslandZip CodePrimary CitySecondary CityMore Information31522Saint Simons IslandSaint Simons Is31522Saint Simons IslandSt Simons Is31522Saint Simons IslandSt Simons Island31522Saint Simons IslandBrunswick Brunswick population stats Advertisements