Leonardtown
ZIP Code(s): 20650, 20627; County(s): St. Mary’s;
St. Mary’s
Lexington Park
ZIP Code(s): 20653; County(s): St. Mary’s;
Golden Beach
ZIP Code(s): 20659; County(s): St. Mary’s;
Piney Point
ZIP Code(s): 20674, 20690; County(s): St. Mary’s;
Mechanicsville
ZIP Code(s): 20659; County(s): St. Mary’s;
Charlotte Hall
ZIP Code(s): 20659, 20622; County(s): St. Mary’s;
California
ZIP Code(s): 20653, 20619, 20634; County(s): St. Mary’s;