| Area | Postcode | Post Office | State Code | State Name |
|---|---|---|---|---|
| Batu 15 Jalan Kuching Serian | 94200 | Siburan | SRW | Sarawak |
| Beratok | 94200 | Siburan | SRW | Sarawak |
| Kampung Endap | 94200 | Siburan | SRW | Sarawak |
| Kampung Siburan | 94200 | Siburan | SRW | Sarawak |
| Kampung Sungai Duuh | 94200 | Siburan | SRW | Sarawak |
| Siburan | 94200 | Siburan | SRW | Sarawak |
| Tapah | 94200 | Siburan | SRW | Sarawak |