What are the San Marin, California Zip Codes for 2020, 2019Primary Zip Codes for San MarinZip CodePrimary CitySecondary City94945NovatoSan Marin, Black PointCities sharing Zip Codes with San MarinZip CodePrimary CitySecondary CityMore Information94945NovatoBlack Point94945NovatoSan MarinAdvertisements