| Locality | Post Code |
|---|---|
| Kampong Ambawang, Sukang | KG2339 |
| Kampong Apak - Apak, Sukang | KG1139 |
| Kampong Biadong Tengah, Sukang | KG2539 |
| Kampong Biadong Ulu, Sukang | KG2739 |
| Kampong Buau, Sukang | KG1539 |
| Kampong Dungun, Sukang | KG2139 |
| Kampong Kukup, Sukang | KG1739 |
| Kampong Saud, Sukang | KG1339 |
| Kampong Sukang, Sukang | KG1939 |
| Belait Postal Codes | |
|---|---|
| Sukang | Seria |
| Melilas | Liang |
| Labi | Kuala Belait |
| Kuala Balai | Bukit Sawat |