| Place | Post Code |
|---|---|
| Alamganj, Tirhut) | 845459 |
| Alamganj Bazar, Tirhut) | 845459 |
| Amwa Majhar, Tirhut) | 845459 |
| Arazi Nankar, Tirhut) | 845454 |
| Auhar Majharia, Tirhut) | 845438 |
| Aunhar Shekh, Tirhut) | 845459 |
| B. Banahura, Tirhut) | 845459 |
| Baghambarpur, Tirhut) | 845454 |
| Bahuarawa, Tirhut) | 845456 |
| Bahuarwa, Tirhut) | 845454 |
| Bahuarwa Tola Chak Thawala, Tirhut) | 845454 |
| Bairagi Dih, Tirhut) | 845459, 845454 |
| Baithania, Tirhut) | 845454 |
| Bakharia, Tirhut) | 845454 |
| Banhaura, Tirhut) | 845459 |
| Barwa, Tirhut) | 845454 |
| Basara, Tirhut) | 845454 |
| Bekhabra, Tirhut) | 845454 |
| Bhaluhi, Tirhut) | 845454 |
| Bhana Chak, Tirhut) | 845454 |
| Bharwalia, Tirhut) | 845454 |
| Bilaspur, Tirhut) | 845454 |
| Bisambharpur, Tirhut) | 845459, 845454 |
| Chailabhar, Tirhut) | 845454 |
| Chanayan Bandh, Tirhut) | 845459, 845454 |
| Dhankutwa, Tirhut) | 845454, 845449 |
| Dhokharaha, Tirhut) | 845454 |
| Dudha, Tirhut) | 845454 |
| Dudha Chaturi, Tirhut) | 845454 |
| Gora Karamwa, Tirhut) | 845454 |