| Place | Post Code |
|---|---|
| Silout, Tirhut) | 843119 |
| Simra Urf Afzalpur, Tirhut) | 843113 |
| Siwanpatti, Tirhut) | 844120 |
| Sonbarsa Ahmad, Tirhut) | 843119 |
| Sonbarsa Dih, Tirhut) | 843119 |
| Sonbarsa Shah, Tirhut) | 843119 |
| Subudhia Bishunpur, Tirhut) | 844112 |
| Sumera, Tirhut) | 843113 |
| Tal Garhwa, Tirhut) | 843107 |
| Tal Raksa, Tirhut) | 844120 |
| Tarsan Kishuni, Tirhut) | 843113 |
| Telia Urf Baikunthpur, Tirhut) | 844127 |
| Thuhawan, Tirhut) | 844127 |
| Turki, Tirhut) | 844127 |
| Zamin Kamtaul, Tirhut) | 844120 |