City
Saint Charles, IA ZIP codes
1 ZIP, including 50240 as primary city.
Map of Saint Charles
ZIP code map
ZIP share of this city
Population share
No overlap percents for this place — ZIP codes are listed from the city or county field.
ZIP codes in Saint Charles
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 50240 | Saint Charles | Madison County | 2,299 | $110,027 |