ZIP Code 21664
Secretary, Maryland · Dorchester County
No9115
Zip21664
TypePO BOX
Decommissioned0
Primary CitySecretary
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyDorchester County
TimezoneAmerica/New_York
Area Codes410, 443, 667
World RegionNA
CountryUS
Latitude38,61
Longitude-75,95