| Place | Post Code |
|---|---|
| Batu Putih, Wer Maktian | 97472 |
| Kamatubun, Wer Maktian | 97472 |
| Makatian, Wer Maktian | 97472 |
| Makatiang, Wer Maktian | 97464 |
| Marantutul, Wer Maktian | 97472 |
| Rumasalut, Wer Maktian | 97472 |
| Themin, Wer Maktian | 97472 |
| Welutu, Wer Maktian | 97472 |
| Weratan, Wer Maktian | 97472 |
| Wermatang, Wer Maktian | 97472 |