ZIP Code 21046
Columbia, Maryland · Howard County
No8898
Zip21046
TypeSTANDARD
Decommissioned0
Primary CityColumbia
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyHoward County
TimezoneAmerica/New_York
Area Codes227, 240, 301, 410, 443, 667
World RegionNA
CountryUS
Latitude39,17
Longitude-76,84