| Place | Post Code |
|---|---|
| Angin Nauli, Sibolga Utara | 22511 |
| Huta Barangan, Sibolga Utara | 22514 |
| Huta Tonga Tonga, Sibolga Utara | 22512 |
| Sibolga Ilir, Sibolga Utara | 22513 |
| Simaremare, Sibolga Utara | 22513 |
| All postal codes in Sibolga | |
|---|---|
| Sibolga Kota, Sibolga | |
| Sibolga Sambas, Sibolga | |
| Sibolga Selatan, Sibolga | |
| Sibolga Utara, Sibolga | |