| Locality | Post Code |
|---|---|
| Albertville, Dunn | 54730 |
| Boyceville, Dunn | 54725 |
| Cedar Falls, Dunn | 54751 |
| Colfax, Dunn | 54730 |
| Connorsville, Dunn | 54725 |
| Downing, Dunn | 54734 |
| Downsville, Dunn | 54735 |
| Eau Galle, Dunn | 54737 |
| Elk Mound, Dunn | 54739 |
| Knapp, Dunn | 54749 |
| Menomonie, Dunn | 54751 |
| Mondovi, Dunn | 54764 |
| North Menomonie, Dunn | 54751 |
| Ridgeland, Dunn | 54763 |
| Rock Falls, Dunn | 54764 |
| Rusk, Dunn | 54751 |
| Sand Creek, Dunn | 54765 |
| Wheeler, Dunn | 54772 |