| Post office | Dhangawan B.O |
| Pin code | 802209 |
| Office type | B.O |
| Taluk / city | Piru |
| District name | Bhojpur |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Bhojpur |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Tarari S.O |
| Related head office | Arrah H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 802209 | Bargaon B.O | Arrah | Bhojpur | Bihar |
| 802209 | Bhadsera B.O | Piru | Bhojpur | Bihar |
| 802209 | Bihta English B.O | Piru | Bhojpur | Bihar |
| 802209 | Deo B.O | Piru | Bhojpur | Bihar |
| 802209 | Dhangawan B.O | Piru | Bhojpur | Bihar |
| 802209 | Sara B.O | Piru | Bhojpur | Bihar |
| 802209 | Tarari S.O | Piru | Bhojpur | Bihar |