ZIP Code 21231
Baltimore, Maryland · Baltimore city
No8992
Zip21231
TypeSTANDARD
Decommissioned0
Primary CityBaltimore
Acceptable Cities—
Unacceptable CitiesPatterson
StateMD
LstateMaryland
CountyBaltimore city
TimezoneAmerica/New_York
Area Codes410, 443, 667
World RegionNA
CountryUS
Latitude39,29
Longitude-76,59