ZIP Code 51104
Sioux City, Iowa · Woodbury County
No22746
Zip51104
TypeSTANDARD
Decommissioned0
Primary CitySioux City
Acceptable Cities—
Unacceptable Cities—
StateIA
LstateIowa
CountyWoodbury County
TimezoneAmerica/Chicago
Area Codes712
World RegionNA
CountryUS
Latitude42,54
Longitude-96,4