| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Siswa Basant, Tirhut) | 845412 |
| Postal/ZIP Codes in Sita Kund, Tirhut) | 845416 |
| Postal/ZIP Codes in Sitalpur Bazar, Tirhut) | 845412 |
| Postal/ZIP Codes in Sohanpur, Tirhut) | 845412 |
| Postal/ZIP Codes in Tarniya Halim Nagar, Tirhut) | 845412 |
| Postal/ZIP Codes in Uchi Dih, Tirhut) | 845412 |