| Bluffton, Winneshiek |
52101 |
| Burr Oak, Winneshiek |
52101 |
| Calmar, Winneshiek |
52132 |
| Castalia, Winneshiek |
52133 |
| Conover, Winneshiek |
52132 |
| Cresco, Winneshiek |
52136 |
| Decorah, Winneshiek |
52101 |
| Festina, Winneshiek |
52144 |
| Fort Atkinson, Winneshiek |
52144 |
| Freeport, Winneshiek |
52101 |
| Hesper, Winneshiek |
52101 |
| Highlandville, Winneshiek |
52149 |
| Jackson Junction, Winneshiek |
52171 |
| Locust, Winneshiek |
52101 |
| Nordness, Winneshiek |
52101 |
| Ossian, Winneshiek |
52161 |
| Postville, Winneshiek |
52162 |
| Quandahl, Winneshiek |
52101 |
| Ridgeway, Winneshiek |
52165 |
| Sattre, Winneshiek |
52101 |
| Spillville, Winneshiek |
52168 |
| Waucoma, Winneshiek |
52171 |