ZIP Code 21703
Frederick, Maryland · Frederick County
No9141
Zip21703
TypeSTANDARD
Decommissioned0
Primary CityFrederick
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyFrederick County
TimezoneAmerica/New_York
Area Codes227, 240, 301
World RegionNA
CountryUS
Latitude39,37
Longitude-77,47