ZIP Code 21648
Madison, Maryland · Dorchester County
No9099
Zip21648
TypeSTANDARD
Decommissioned0
Primary CityMadison
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyDorchester County
TimezoneAmerica/New_York
Area Codes410, 443, 667
World RegionNA
CountryUS
Latitude38,5
Longitude-76,22