ZIP Code 20401
Washington, District of Columbia · District of Columbia
No8521
Zip20401
TypeUNIQUE
Decommissioned0
Primary CityWashington
Acceptable Cities—
Unacceptable CitiesGov Printing Office
StateDC
LstateDistrict of Columbia
CountyDistrict of Columbia
TimezoneAmerica/New_York
Area Codes202
World RegionNA
CountryUS
Latitude38,89
Longitude-77,03