| Place | Post Code |
|---|---|
| Ajana, Northampton | 6532 |
| Alma, Northampton | 6535 |
| Binnu, Northampton | 6532 |
| Bowes, Northampton | 6535 |
| Coolcalalaya, Northampton | 6532 |
| East Bowes, Northampton | 6535 |
| Eurardy, Northampton | 6532 |
| Gregory, Northampton | 6535 |
| Horrocks, Northampton | 6535 |
| Isseka, Northampton | 6535 |
| Kalbarri, Northampton | 6536 |
| Kalbarri National Park, Northampton | 6536 |
| Northampton, Northampton | 6535 |
| Ogilvie, Northampton | 6535 |
| Sandy Gully, Northampton | 6535 |
| West Binnu, Northampton | 6532 |
| Yallabatharra, Northampton | 6535 |
| Zuytdorp, Northampton | 6536 |