| Place | Post Code |
|---|---|
| Aek Habil, Sibolga Selatan | 22533 |
| Aek Manis, Sibolga Selatan | 22536 |
| Aek Muara Pinang, Sibolga Selatan | 22537 |
| Aek Parombunan, Sibolga Selatan | 22538 |
| All postal codes in Sibolga | |
|---|---|
| Sibolga Kota, Sibolga | |
| Sibolga Sambas, Sibolga | |
| Sibolga Selatan, Sibolga | |
| Sibolga Utara, Sibolga | |