| Post Office | Birpur Harpatti B.o |
| Division | Madhubani |
| Region | Muzaffarpur |
| Circle | Bihar |
| Taluka | Laukaha |
| District | Madhubani |
| State | Bihar |
| Phone | NA |
| Sub Office | Khutauna S.O |
| Head Office | Madhubani H.O |
| Pincode |
847227
|
| Post Office | Laukahi B.o |
| Division | Madhubani |
| Region | Muzaffarpur |
| Circle | Bihar |
| Taluka | Laukaha |
| District | Madhubani |
| State | Bihar |
| Phone | NA |
| Sub Office | Narahiya S.O |
| Head Office | Madhubani H.O |
| Pincode |
847108
|