| Place | Post Code |
|---|---|
| Silantoyung, Halongonan | 22753 |
| Siopuk/sihopuk Baru, Halongonan | 22753 |
| Siopuk/sihopuk Lama, Halongonan | 22753 |
| Sipaho, Halongonan | 22753 |
| Sipenggeng, Halongonan | 22753 |
| Siringkit Jae, Halongonan | 22753 |
| Siringkit Julu, Halongonan | 22753 |
| Sitabola, Halongonan | 22753 |
| Sitonun, Halongonan | 22753 |
| Tapus Jae, Halongonan | 22753 |
| Ujung Padang, Halongonan | 22753 |