Winneshiek County, Iowa
7 ZIP codes · 689.84 sq mi of land · FIPS 19191
| Population | 19,873 |
|---|---|
| State | Iowa |
| FIPS code | 19191 |
| Time zone | Central |
| Land area | 689.84 sq mi |
| Center (lat, long) | 43.2930, -91.8508 |
Area codes in this area
These are the area codes that most often serve Winneshiek County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
DecorahCalmarCastaliaFort AtkinsonOssianRidgewaySpillville
ZIP codes in Winneshiek County
52101 Decorah52132 Calmar52133 Castalia52144 Fort Atkinson52161 Ossian52165 Ridgeway52168 Spillville
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.