Post Office Dumari B.o Pin Code In Barhiya State Bihar District Lakhisarai
| Post Office | Dumari B.o |
| Division | Monghyr |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Barhiya |
| District | Lakhisarai |
| State | Bihar |
| Phone | NA |
| Sub Office | Barhiya S.O |
| Head Office | Munger H.O |
| Pincode | 811302 |
dumari b.o branch pincode is 811302
dumari b.o branch phone number is NA
dumari b.o branch Head Office is Munger H.O