| Place | Postal Code |
|---|---|
| Bingung, East) | 791001 |
| Molom, East) | 791001 |
| Mopung, East) | 791001 |
| Rumgong, East) | 791001 |
| Rumgong Circle, East) | 791001 |
| Rumgong H.Q, East) | 791001 |
| Yogong, East) | 791001 |
| Yosing, East) | 791001 |
| Postal Codes in Siang | |
|---|---|
| Boleng | |
| Jomlo Mobuk | |
| Kamba | |
| Kaying | |
| Kebang | |
| Pangin | |
| Payum | |
| Rebo-Perging | |
| Riga | |
| Rumgong | |