ZIP Code 21020
Boring, Maryland · Baltimore County
No8879
Zip21020
TypePO BOX
Decommissioned0
Primary CityBoring
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyBaltimore County
TimezoneAmerica/New_York
Area Codes410
World RegionNA
CountryUS
Latitude39,57
Longitude-76,8