ZIP Code 20880
Washington Grove, Maryland · Montgomery County
No8836
Zip20880
TypePO BOX
Decommissioned0
Primary CityWashington Grove
Acceptable CitiesWashingtn Grv
Unacceptable Cities—
StateMD
LstateMaryland
CountyMontgomery County
TimezoneAmerica/New_York
Area Codes227, 240, 301
World RegionNA
CountryUS
Latitude39,14
Longitude-77,17