Where is Zip Code 94309 map for 2020, 2019Primary Zip Codes for 94309Zip CodePrimary CitySecondary City94309Palo AltoStanfordCities sharing Zip Codes with 94309Zip CodePrimary CitySecondary CityMore Information94305StanfordPalo Alto Palo Alto population stats 94309Palo AltoStanford Stanford population stats 94301Palo AltoPalo Alto Palo Alto population stats 94302Palo AltoPalo Alto Palo Alto population stats 94303Palo AltoPalo Alto Palo Alto population stats 94304Palo AltoPalo Alto Palo Alto population stats 94305StanfordStanford Stanford population stats 94306Palo AltoPalo Alto Palo Alto population stats Advertisements