| Post office | Baikunthpur B.O |
| Pin code | 802123 |
| Office type | B.O |
| Taluk / city | Itarhi |
| District name | Buxar |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Bhojpur |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Itarhi S.O |
| Related head office | Buxar H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 802123 | Atrauna B.O | Itarhi | Buxar | Bihar |
| 802123 | Baikunthpur B.O | Itarhi | Buxar | Bihar |
| 802123 | Basantpur B.O | Itarhi | Buxar | Bihar |
| 802123 | Bashudhar B.O | Itarhi | Buxar | Bihar |
| 802123 | Diwan De Barka Gaon B.O | Itarhi | Buxar | Bihar |
| 802123 | Itarhi S.O | Itarhi | Buxar | Bihar |
| 802123 | Khanita B.O | Itarhi | Buxar | Bihar |
| 802123 | Kukurahan B.O | Itarhi | Buxar | Bihar |
| 802123 | Mahila B.O | Itarhi | Buxar | Bihar |
| 802123 | Unwas B.O | Itarhi | Buxar | Bihar |