ZIP Code 50136
Keswick, Iowa · Keokuk County
No22285
Zip50136
TypeSTANDARD
Decommissioned0
Primary CityKeswick
Acceptable Cities—
Unacceptable Cities—
StateIA
LstateIowa
CountyKeokuk County
TimezoneAmerica/Chicago
Area Codes319, 641
World RegionNA
CountryUS
Latitude41,47
Longitude-92,29