ZIP Code 21555
Oldtown, Maryland · Allegany County
No9062
Zip21555
TypeSTANDARD
Decommissioned0
Primary CityOldtown
Acceptable Cities—
Unacceptable Cities—
StateMD
LstateMaryland
CountyAllegany County
TimezoneAmerica/New_York
Area Codes227, 240, 301, 304, 681
World RegionNA
CountryUS
Latitude39,54
Longitude-78,61