Post Office Gamhariya B.o Pin Code In M. Ganj State Bihar District Sitamarhi
| Post Office | Gamhariya B.o |
| Division | Sitamarhi |
| Region | Muzaffarpur |
| Circle | Bihar |
| Taluka | M. Ganj |
| District | Sitamarhi |
| State | Bihar |
| Phone | NA |
| Sub Office | Barharwa S.O (Sitamarhi) |
| Head Office | Sitamarhi H.O |
| Pincode | 843315 |
gamhariya b.o branch pincode is 843315
gamhariya b.o branch phone number is NA
gamhariya b.o branch Head Office is Sitamarhi H.O