ZIP Code 21036
Dayton, Maryland · Howard County
No8890
Zip21036
TypeSTANDARD
Decommissioned0
Primary CityDayton
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyHoward County
TimezoneAmerica/New_York
Area Codes227, 240, 301, 410, 443, 667
World RegionNA
CountryUS
Latitude39,23
Longitude-77