ZIP Code 50131
Johnston, Iowa · Polk County
No22280
Zip50131
TypeSTANDARD
Decommissioned0
Primary CityJohnston
Acceptable CitiesUrbandale
Unacceptable CitiesCamp Dodge
StateIA
LstateIowa
CountyPolk County
TimezoneAmerica/Chicago
Area Codes515
World RegionNA
CountryUS
Latitude41,68
Longitude-93,7