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Map of ZIP Codes in Falls Township, Iowa
List of ZIP Codes in Falls Township, Iowa |
|---|
| ZIP Code | ZIP Code City Name | Population | ZIP Code Type |
| Mason City | 29837 | Non-Unique |
| Nora Springs | 2097 | Non-Unique |
| Plymouth | 673 | Non-Unique |
| Rock Falls | 94 | Non-Unique |