What are the Portland, Indiana Zip Codes for 2020, 2019Primary Zip Codes for PortlandZip CodePrimary CitySecondary City47371PortlandPortland, Antiville, Bellefountain, Blaine, Bluff Point, Boundry, Brice, College Cnr, College Corner, Collett, Como, Liber, New Mount Pleasant, New Mt Pleasant, Noble, Powers, WestchesterCities sharing Zip Codes with PortlandZip CodePrimary CitySecondary CityMore Information47371PortlandAntiville47371PortlandBellefountain47371PortlandBlaine47371PortlandBluff Point47371PortlandBoundry47371PortlandBrice47371PortlandCollege Cnr47371PortlandCollege Corner47371PortlandCollett47371PortlandComo47371PortlandLiber47371PortlandNew Mount Pleasant47371PortlandNew Mt Pleasant47371PortlandNoble47371PortlandPowers47371PortlandWestchesterAdvertisements