ZIP Code 21737
Glenelg, Maryland · Howard County
No9161
Zip21737
TypeSTANDARD
Decommissioned0
Primary CityGlenelg
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyHoward County
TimezoneAmerica/New_York
Area Codes227, 240, 301, 410, 443, 667
World RegionNA
CountryUS
Latitude39,25
Longitude-77,03