ZIP Code 20588
Dhs, Maryland · Howard County
No8637
Zip20588
TypeUNIQUE
Decommissioned0
Primary CityDhs
Acceptable CitiesCamp Springs, Cheltenham, Columbia
Unacceptable CitiesDept Hs
StateMD
LstateMaryland
CountyHoward County
TimezoneAmerica/New_York
Area Codes410
World RegionNA
CountryUS
Latitude38,74
Longitude-76,85