ZIP Code 21661
Rock Hall, Maryland · Kent County
No9112
Zip21661
TypeSTANDARD
Decommissioned0
Primary CityRock Hall
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyKent County
TimezoneAmerica/New_York
Area Codes410, 443, 667
World RegionNA
CountryUS
Latitude39,14
Longitude-76,24