What are the Johns Hopkins Hospital, Maryland Zip Codes for 2020, 2019Primary Zip Codes for Johns Hopkins HospitalZip CodePrimary CitySecondary City21287BaltimoreJohns Hopkins Hospital, Johns Hopkins,Cities sharing Zip Codes with Johns Hopkins HospitalZip CodePrimary CitySecondary CityMore Information21287BaltimoreJohns Hopkins21287BaltimoreJohns Hopkins HospitalAdvertisements