| Place | Post Code |
|---|---|
| Beging, East) | 791001 |
| Damda Debuk, East) | 791001 |
| Damda Deku, East) | 791001 |
| Gebo, East) | 791001 |
| Jomlo Bari, East) | 791001 |
| Jomlo Mobuk, East) | 791001 |
| Jomlo Mobuk Circle, East) | 791001 |
| Jomlo Mongku, East) | 791001 |
| Jomo, East) | 791001 |
| Lorging, East) | 791001 |
| Model, East) | 791001 |
| Mori, East) | 791001 |
| Pangkeng, East) | 791001 |
| Pessing, East) | 791001 |
| Rampa, East) | 791001 |
| Roying, East) | 791001 |
| Sipeng, East) | 791001 |
| Postal Codes in Siang | |
|---|---|
| Boleng | |
| Jomlo Mobuk | |
| Kamba | |
| Kaying | |
| Kebang | |
| Pangin | |
| Payum | |
| Rebo-Perging | |
| Riga | |
| Rumgong | |