ZIP Code 20738
Riverdale, Maryland · Prince George's County
No8743
Zip20738
TypePO BOX
Decommissioned0
Primary CityRiverdale
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyPrince George's County
TimezoneAmerica/New_York
Area Codes240
World RegionNA
CountryUS
Latitude38,96
Longitude-76,92