| Place | Post Code |
|---|---|
| Baponto, Waterloo Rural | None |
| Batbai, Waterloo Rural | None |
| Binni, Waterloo Rural | None |
| Campbell Town, Waterloo Rural | None |
| Cole Town, Waterloo Rural | None |
| Congo, Waterloo Rural | None |
| Depea Water, Waterloo Rural | None |
| Devil Hole, Waterloo Rural | None |
| Fakai, Waterloo Rural | None |
| Fakina, Waterloo Rural | None |
| Gendima, Waterloo Rural | None |
| Grafton, Waterloo Rural | None |
| Hake Town, Waterloo Rural | None |
| Hastings, Waterloo Rural | None |
| Irua, Waterloo Rural | None |
| Jibima, Waterloo Rural | None |
| Johntop, Waterloo Rural | None |
| Jui, Waterloo Rural | None |
| Juite Town, Waterloo Rural | None |
| Jungalau, Waterloo Rural | None |
| Kani, Waterloo Rural | None |
| Koba, Waterloo Rural | None |
| Kosso Town, Waterloo Rural | None |
| Kottopema, Waterloo Rural | None |
| Loko Fakai, Waterloo Rural | None |
| Ma-tindi, Waterloo Rural | None |
| All postal codes in Western Rural | |
|---|---|
| Koya Rural, Western Rural | |
| Mountain Rural, Western Rural | |
| Waterloo Rural, Western Rural | |
| York Rural, Western Rural | |