| Place | Post Code |
|---|---|
| Benteng Tawa, Riung Barat | 86421 |
| Benteng Tawa I, Riung Barat | 86421 |
| Lanamai, Riung Barat | 86421 |
| Lanamai I, Riung Barat | 86421 |
| Ngara, Riung Barat | 86421 |
| Ria, Riung Barat | 86421 |
| Ria I, Riung Barat | 86421 |
| Wolomese Dua, Riung Barat | 86421 |
| Wolomeze, Riung Barat | 86421 |
| Wolomeze I, Riung Barat | 86421 |