| Place | Post Code |
|---|---|
| Anhara, Tirhut) | 845301 |
| Arara, Tirhut) | 845301 |
| Auraia, Tirhut) | 845301 |
| Bagahi, Tirhut) | 845301 |
| Bahadurpur, Tirhut) | 845301 |
| Bairiya, Tirhut) | 845301 |
| Bakhathaura, Tirhut) | 845301 |
| Bakhri, Tirhut) | 845301 |
| Bariarpur, Tirhut) | 845401, 845301 |
| Barwa, Tirhut) | 845301 |
| Belahiya, Tirhut) | 845301 |
| Beldarwa, Tirhut) | 845301 |
| Belwa, Tirhut) | 845301 |
| Bhakurahiya, Tirhut) | 845301 |
| Bhaluahiya, Tirhut) | 845301 |
| Bhawanipur Bazar, Tirhut) | 845301 |
| Bhawnari, Tirhut) | 845301 |
| Bherihari, Tirhut) | 845301 |
| Birta Tola, Tirhut) | 845301 |
| Bishunpurwa, Tirhut) | 845301 |
| Chainpur, Tirhut) | 845301 |
| Chandarman, Tirhut) | 845301 |
| Dhabdhabwa, Tirhut) | 845301 |
| Dubaha, Tirhut) | 845301 |
| Gamaharia Kala, Tirhut) | 845301 |
| Gamharia Khurd, Tirhut) | 845301 |
| Ghora Sahan, Tirhut) | 845301 |
| Harpur, Tirhut) | 845301 |
| Hira Chhapra, Tirhut) | 845301 |
| Imilwa, Tirhut) | 845301 |