| Place | Post Code |
|---|---|
| Banjar Benai, Benai | 29566 |
| Banjar Lopak, Benai | 29566 |
| Benai, Benai | 29566 |
| Benai Kecil, Benai | 29566 |
| Gunungkesiangan, Benai | 29566 |
| Koto Benai, Benai | 29566 |
| Pulauingu, Benai | 29566 |
| Pulaukalimanting, Benai | 29566 |
| Pulaulancang, Benai | 29566 |
| Pulautongah, Benai | 29566 |
| Siberakun, Benai | 29566 |
| Simandolak, Benai | 29566 |
| Talontom, Benai | 29566 |
| Tanjungsimandolak, Benai | 29566 |
| Tebing Tinggi, Benai | 29566 |
| Ujung Tanjung, Benai | 29566 |