| Place | Post Code |
|---|---|
| Arthur River, West Arthur | 6315 |
| Bokal, West Arthur | 6392 |
| Bowelling, West Arthur | 6225 |
| Dardadine, West Arthur | 6392 |
| Darkan, West Arthur | 6392 |
| Duranillin, West Arthur | 6393 |
| Mokup, West Arthur | 6394 |
| Moodiarrup, West Arthur | 6393 |
| Trigwell, West Arthur | 6244 |