What are the Mt Washington, Pennsylvania Zip Codes for 2020, 2019Primary Zip Codes for Mt WashingtonZip CodePrimary CitySecondary City15211PittsburghMt Washington, Pgh, Pitt, Mount Washington,Cities sharing Zip Codes with Mt WashingtonZip CodePrimary CitySecondary CityMore Information15211PittsburghMount Washington15211PittsburghMt Washington15211PittsburghPgh15211PittsburghPittAdvertisements