Saint Marys County Maryland ZIP Codes - Map and Full List

Saint Marys County Maryland is covered by a total of 30 ZIP Codes. There are 3 ZIP Codes in Saint Marys County that extend into adjacent counties (Charles County, and Westmoreland County). Of the ZIP codes within or partially within Saint Marys County there are 24 Standard ZIP Codes and 5 PO Box ZIP Codes.

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Saint Marys County Maryland ZIP Code Map

Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Saint Marys County and can be turned on and off. Each type of postal code can also be turned on and off.

List of ZIP Codes in Saint Marys County

ZIP CodeZIP Code City/TownZIP Code Type
ZIP Code 20606
AbellStandard
ZIP Code 20609
AvenueStandard
ZIP Code 20618
BushwoodStandard
ZIP Code 20619
CaliforniaStandard
ZIP Code 20620
CallawayStandard
ZIP Code 20621
ChapticoStandard
ZIP Code 20622
Charlotte HallStandard
ZIP Code 20624
ClementsStandard
ZIP Code 20626
Coltons PointStandard
ZIP Code 20627
ComptonPO Box
ZIP Code 20628
DameronStandard
ZIP Code 20630
DraydenStandard
ZIP Code 20634
Great MillsStandard
ZIP Code 20635
HelenPO Box
ZIP Code 20636
HollywoodStandard
ZIP Code 20650
LeonardtownStandard
ZIP Code 20653
Lexington ParkStandard
ZIP Code 20656
LovevilleStandard
ZIP Code 20659
MechanicsvilleStandard
ZIP Code 20660
MorganzaPO Box
ZIP Code 20667
Park HallStandard
ZIP Code 20670
Patuxent RiverStandard
ZIP Code 20674
Piney PointStandard
ZIP Code 20680
RidgeStandard
ZIP Code 20682
Rock PointPO Box
ZIP Code 20684
Saint InigoesStandard
ZIP Code 20686
Saint Marys CityPO Box
ZIP Code 20687
ScotlandStandard
ZIP Code 20690
Tall TimbersStandard
ZIP Code 20692
Valley LeeStandard

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