What are the Penbrook, Pennsylvania Zip Codes for 2020, 2019Primary Zip Codes for PenbrookZip CodePrimary CitySecondary City17103HarrisburgPenbrook, Hbg,17109HarrisburgPenbrook, Lower Paxton,Cities sharing Zip Codes with PenbrookZip CodePrimary CitySecondary CityMore Information17103HarrisburgPenbrook17103HarrisburgHbg17109HarrisburgLower Paxton17109HarrisburgPenbrookAdvertisements