Government in Charlotte Hall, MD Saint Marys County Government37600 New Market RdCharlotte Hall, MD, 206223018842211Coroners OfficeCounty Parish GovernmentGovernment ContractorsLibrariesLibraryPublic LibraryTax CollectorNewport Hall Inc10595 Newport Church RdCharlotte Hall, MD, 206223019349670GovernmentShow MoreSee AlsoCommunity ServicesCounty & Parish GovernmentGovernment Offices