ZIP Code 21688
Ridgely, Maryland · Caroline County
No9137
Zip21688
TypeUNIQUE
Decommissioned1
Primary CityRidgely
Acceptable Cities—
Unacceptable CitiesNationwide Fulfill Systems
StateMD
LstateMaryland
CountyCaroline County
TimezoneAmerica/New_York
Area Codes410
World RegionNA
CountryUS
Latitude38,94
Longitude-75,88