| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Siswania, Tirhut) | 845449, 845453 |
| Postal/ZIP Codes in Tika Chhapra, Tirhut) | 845450 |
| Postal/ZIP Codes in Tola Goita, Tirhut) | 845450 |
| Postal/ZIP Codes in Tolabishunpur Urfbishunpurtunia, Tirhut) | 845450 |
| Postal/ZIP Codes in Tolarampurwamotalkekurwamathia, Tirhut) | 845450 |
| Postal/ZIP Codes in Turahapatti, Tirhut) | 845450 |