| Post office | Mangarh B.O |
| Pin code | 811212 |
| Office type | B.O |
| Taluk / city | Dharhara |
| District name | Munger |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Monghyr |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Dharhara S.O (Munger) |
| Related head office | Munger H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 811212 | Barmasia B.O | Dahrhara | Munger | Bihar |
| 811212 | Amari B.O | Dharhara | Munger | Bihar |
| 811212 | Bhalar B.O | Dharhara | Munger | Bihar |
| 811212 | Dharhara S.O (Munger) | Dharhara | Munger | Bihar |
| 811212 | Itwa B.O | Dharhara | Munger | Bihar |
| 811212 | Lahauta Ghatwari B.O | Dharhara | Munger | Bihar |
| 811212 | Mangarh B.O | Dharhara | Munger | Bihar |
| 811212 | Orabagicha B.O | Dharhara | Munger | Bihar |
| 811212 | Tola Bangalwa B.O | Dharhara | Munger | Bihar |