| Ort | Postleitzahl |
|---|---|
| Bunbury, Bunbury | 6230 |
| Carey Park, Bunbury | 6230 |
| College Grove, Bunbury | 6230 |
| Davenport, Bunbury | 6230 |
| East Bunbury, Bunbury | 6230 |
| Glen Iris, Bunbury | 6230 |
| Pelican Point, Bunbury | 6230 |
| Picton, Bunbury | 6229 |
| South Bunbury, Bunbury | 6230 |
| Usher, Bunbury | 6230 |
| Vittoria, Bunbury | 6230 |
| Withers, Bunbury | 6230 |