| Place | Post Code |
|---|---|
| Begging, East) | 791102 |
| Jorsing, East) | 791102 |
| Komsing, East) | 791102 |
| Mopit, East) | 791102 |
| Rebo-Perging, East) | 791102 |
| Rebo-Perging Circle, East) | 791102 |
| Riew, East) | 791102 |
| Postal Codes in Siang | |
|---|---|
| Boleng | |
| Jomlo Mobuk | |
| Kamba | |
| Kaying | |
| Kebang | |
| Pangin | |
| Payum | |
| Rebo-Perging | |
| Riga | |
| Rumgong | |