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- Map of Lake Koshkonong, Wisconsin ZIP Codes
Map of ZIP Codes in Lake Koshkonong, Wisconsin
List of Zipcodes in Lake Koshkonong, Wisconsin |
|---|
| ZIP Code | ZIP Code Name | Population | Type |
| Edgerton | 11512 | Non-Unique |
| Fort Atkinson | 18468 | Non-Unique |
| Milton | 10728 | Non-Unique |