| Place | Post Code |
|---|---|
| Pipra, Tirhut) | 845449, 845451, 845455 |
| Poia, Tirhut) | 845455 |
| Pokharia, Tirhut) | 845438, 845451 |
| Purainia, Tirhut) | 845307 |
| Rajpur, Tirhut) | 845455 |
| Rajpur Madan, Tirhut) | 845455 |
| Rakhahi, Tirhut) | 845451 |
| Ramauli, Tirhut) | 845455 |
| Roari, Tirhut) | 845453 |
| Saidpur, Tirhut) | 845455 |
| Sakhuania, Tirhut) | 845453 |
| Salempur, Tirhut) | 845455 |
| Samahuta, Tirhut) | 845449 |
| Sathi, Tirhut) | 845449 |
| Semra, Tirhut) | 845455 |
| Semri, Tirhut) | 845449 |
| Serwa Masjidwa, Tirhut) | 845455 |
| Siarahi, Tirhut) | 845451 |
| Sigahwa, Tirhut) | 845455 |
| Sirahwa, Tirhut) | 845455 |
| Sisai, Tirhut) | 845451 |
| Siswa, Tirhut) | 845455 |
| Sitapur, Tirhut) | 845455 |
| Sofwa, Tirhut) | 845455 |
| Somgarh, Tirhut) | 845449 |
| Sonasati, Tirhut) | 845455 |
| Tarharwa, Tirhut) | 845451 |
| Terhi Kuia, Tirhut) | 845455 |
| Tilokwa, Tirhut) | 845451 |
| Tumkaria, Tirhut) | 845455 |