| Place | Post Code |
|---|---|
| Pachgachhia, Tirhut) | 845451 |
| Pachrauta, Tirhut) | 845451 |
| Pachrukha, Tirhut) | 845451 |
| Pachrukhi, Tirhut) | 845451 |
| Padmaul, Tirhut) | 845306 |
| Pakri, Tirhut) | 845451 |
| Pararia, Tirhut) | 845451 |
| Parsa, Tirhut) | 845306 |
| Parsauni, Tirhut) | 845306 |
| Parsotimpur, Tirhut) | 845306 |
| Pindari, Tirhut) | 845306 |
| Piparpanti, Tirhut) | 845306 |
| Pipra, Tirhut) | 845307 |
| Pipra Santpur, Tirhut) | 845306 |
| Pirari, Tirhut) | 845306 |
| Puraina, Tirhut) | 845451 |
| Purainia, Tirhut) | 845451 |
| Rampur, Tirhut) | 845451 |
| Sakraul, Tirhut) | 845306 |
| Santpur Parsauni, Tirhut) | 845306 |
| Sebia, Tirhut) | 845306 |
| Senuaria, Tirhut) | 845306 |
| Shahpur Parsuni, Tirhut) | 845306 |
| Sihnaula, Tirhut) | 845451 |
| Singasani, Tirhut) | 845306 |
| Sirhwa, Tirhut) | 845451 |
| Siswa Bhangaha, Tirhut) | 845306 |
| Sitlapur, Tirhut) | 845451 |
| Tilojpur, Tirhut) | 845451 |
| Tola Chhaparia, Tirhut) | 845454 |