| Place | Post Code |
|---|---|
| Burekup, Dardanup | 6227 |
| Crooked Brook, Dardanup | 6236 |
| Dardanup, Dardanup | 6236 |
| Dardanup West, Dardanup | 6236 |
| Eaton, Dardanup | 6232 |
| Ferguson, Dardanup | 6236 |
| Henty, Dardanup | 6236 |
| Millbridge, Dardanup | 6232 |
| Paradise, Dardanup | 6236 |
| Picton East, Dardanup | 6229 |
| Waterloo, Dardanup | 6228 |
| Wellington Forest, Dardanup | 6236 |
| Wellington Mill, Dardanup | 6236 |