| Place | Post Code |
|---|---|
| Bebakung, Betayau | 77152 |
| Buang Baru, Betayau | 77152 |
| Kujau, Betayau | 77152 |
| Maning, Betayau | 77152 |
| Mendupe/mendopu, Betayau | 77152 |
| Mendupo, Betayau | 77152 |
| Periuk, Betayau | 77152 |
| Tanah Merah, Betayau | 77453 |
| All postal codes in Tana Tidung | |
|---|---|
| Betayau, Tana Tidung | |
| Muruk Rian, Tana Tidung | |
| Sesayap, Tana Tidung | |
| Sesayap Hilir, Tana Tidung | |
| Tana Lia, Tana Tidung | |