| Area | Postcode | Post Office | State Code | State Name |
|---|---|---|---|---|
| Bunan Gega | 94750 | Serian | SRW | Sarawak |
| Kampung Krusen | 94750 | Serian | SRW | Sarawak |
| Kampung Pichin | 94750 | Serian | SRW | Sarawak |
| Kampung Tebakang Dayak | 94750 | Serian | SRW | Sarawak |
| Kampung Tebakang Melayu | 94750 | Serian | SRW | Sarawak |
| Muara Mongkos | 94750 | Serian | SRW | Sarawak |
| Tebakang | 94750 | Serian | SRW | Sarawak |