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- Map of Sandwich, Illinois ZIP Codes
Map of ZIP Codes in Sandwich, Illinois
List of Zipcodes in Sandwich, Illinois |
|---|
| ZIP Code | ZIP Code Name | Population | Type |
| Plano | 12940 | Non-Unique |
| Sandwich | 12218 | Non-Unique |
| Somonauk | 4448 | Non-Unique |