| Place | Post Code |
|---|---|
| Paterhwa, Tirhut) | 845401 |
| Patparia Hal, Tirhut) | 845401 |
| Patparia Moran, Tirhut) | 845401 |
| Ratra Chaunr, Tirhut) | 845401 |
| Ray Singha, Tirhut) | 845401 |
| Rulahi, Tirhut) | 845401 |
| Rupdih, Tirhut) | 845401 |
| Said Nagar, Tirhut) | 845401 |
| Santpur, Tirhut) | 845401 |
| Sarsaula, Tirhut) | 845401 |
| Semra, Tirhut) | 845435, 845415 |
| Sihulia, Tirhut) | 845401 |
| Sirsa Khap, Tirhut) | 845401 |
| Sirsamal, Tirhut) | 845401 |
| Sirsia Tola Shiwnagar Urf Dich, Tirhut) | 845401 |
| Suraha, Tirhut) | 845401 |
| Tharghatwa, Tirhut) | 845401 |
| Tikuliya, Tirhut) | 845401 |