| Post office | Bishunpura B.O |
| Pin code | 841238 |
| Office type | B.O |
| Taluk / city | Siwan |
| District name | Siwan |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Siwan |
| Region name | Muzaffarpur |
| Circle name | Bihar |
| Related sub office | Mahrajganj S.O (Siwan) |
| Related head office | Siwan H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 841238 | Pasnauli B.O | Maharajganj | Siwan | Bihar |
| 841238 | Balliapokhra B.O | Siwan | Siwan | Bihar |
| 841238 | Bangra B.O | Siwan | Siwan | Bihar |
| 841238 | Bishunpura B.O | Siwan | Siwan | Bihar |
| 841238 | Chhotkateghra B.O | Siwan | Siwan | Bihar |
| 841238 | Deoria B.O | Siwan | Siwan | Bihar |
| 841238 | Gohpur Bajrahia B.O | Siwan | Siwan | Bihar |
| 841238 | Hahwa B.O | Siwan | Siwan | Bihar |
| 841238 | Jigrawan B.O | Siwan | Siwan | Bihar |
| 841238 | Karsaut B.O | Siwan | Siwan | Bihar |
| 841238 | Kasdeora Bangra B.O | Siwan | Siwan | Bihar |
| 841238 | Kothua Sarangpur B.O | Siwan | Siwan | Bihar |
| 841238 | Mahrajganj S.O (Siwan) | Siwan | Siwan | Bihar |
| 841238 | Pakwalia B.O | Siwan | Siwan | Bihar |
| 841238 | Rajapur B.O | Siwan | Siwan | Bihar |
| 841238 | Rishura B.O | Siwan | Siwan | Bihar |
| 841238 | Rukundipur B.O | Siwan | Siwan | Bihar |