| Ort | Postleitzahl |
|---|---|
| Atwell, Cockburn | 6164 |
| Aubin Grove, Cockburn | 6164 |
| Banjup, Cockburn | 6164 |
| Beeliar, Cockburn | 6164 |
| Bibra Lake, Cockburn | 6163 |
| Cockburn Central, Cockburn | 6164 |
| Coogee, Cockburn | 6166 |
| Coolbellup, Cockburn | 6163 |
| Hamilton Hill, Cockburn | 6163 |
| Hammond Park, Cockburn | 6164 |
| Henderson, Cockburn | 6166 |
| Jandakot, Cockburn | 6164 |
| Lake Coogee, Cockburn | 6166 |
| Munster, Cockburn | 6166 |
| North Coogee, Cockburn | 6163 |
| North Lake, Cockburn | 6163 |
| Rottnest Island, Cockburn | 6161 |
| South Lake, Cockburn | 6164 |
| Spearwood, Cockburn | 6163 |
| Success, Cockburn | 6164 |
| Treeby, Cockburn | 6164 |
| Wattleup, Cockburn | 6166 |
| Yangebup, Cockburn | 6164 |