What are the Houtzdale, Pennsylvania Zip Codes for 2020, 2019Primary Zip Codes for HoutzdaleZip CodePrimary CitySecondary City16651HoutzdaleHoutzdale, Sci Ginter16698HoutzdaleSci HoutzdaleCities sharing Zip Codes with HoutzdaleZip CodePrimary CitySecondary CityMore Information16651HoutzdaleGinter16651HoutzdaleSci Houtzdale16698HoutzdaleSci HoutzdaleAdvertisements