| Place | Post Code |
|---|---|
| Portibi Julu, Portibi | 22741 |
| Rondaman Dolok, Portibi | 22741 |
| Rondaman Lombang, Portibi | 22741 |
| Sigama Napa Halas/alas, Portibi | 22741 |
| Sigama Napahalas, Portibi | 22741 |
| Sihambeng, Portibi | 22741 |
| Simandi Angin, Portibi | 22741 |
| Sipirok, Portibi | 22741 |
| Sitopayan, Portibi | 22741 |
| Tanjung Salamat/selamat, Portibi | 22741 |
| Tanjung Selamat, Portibi | 22741 |
| Torluk Muara Dolok, Portibi | 22741 |