What are the Glen Mawr, Pennsylvania Zip Codes for 2020, 2019Primary Zip Codes for Glen MawrZip CodePrimary CitySecondary City17737HughesvilleGlen Mawr, Bryan Mills, TivoliCities sharing Zip Codes with Glen MawrZip CodePrimary CitySecondary CityMore Information17737HughesvilleBryan Mills17737HughesvilleGlen Mawr17737HughesvilleTivoliAdvertisements