| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Jungkat, Siantan | 78352 |
| Postal/ZIP Codes in Peniti Luar, Siantan | 78352 |
| Postal/ZIP Codes in Sungai Nipah, Siantan (Sei Nipah) | 78352 |
| Postal/ZIP Codes in Wajo Hilir, Siantan | 78352 |
| Postal/ZIP Codes in Wajo Hulu, Siantan | 78352 |