Town Hall Address 41770 Baldridge St Leonardtown, MD 20650 United States- St. Mary's County Zoning (301) 475-4200 Ext. 71500 23150 Leonard Hall Drive Leonardtown, MD 20650 United States Fire District (301) 737-0654 46900 S Shangri-La Dr Lexington Park, MD 20653 United States Town Clerk (301) 475-4200 41770 Baldridge St Leonardtown, MD 20650 United States Water (301) 475-5445 22620 Van Wert Ln Leonardtown, MD 20650 United States Sewer (301) 475-5445 22620 Van Wert Ln Leonardtown, MD 20650 United States Tax Collector (301) 475-4472 23150 Leonard Hall Dr Leonardtown, MD 20650 United States Code Enforcement (301) 475-4200 41770 Baldridge Street Leonardtown, MD 20650 United States County St. Mary's