PinCode: 847227, Birpur Harpatti Post Office, Laukahi, Madhubani, Bihar
| Post Office | Birpur Harpatti |
| Post Office Status | Branch Post Office (Delivery) |
| PinCode | 847227
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| Telephone | |
| Town/Taluk | Laukahi |
| District | Madhubani |
| State | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| Postal Circle | Bihar |
List of Other Post Offices in Laukahi, Madhubani, Bihar