Post Office Karsar B.o Pin Code In Nawanagar State Bihar District Buxar
| Post Office | Karsar B.o |
| Division | Bhojpur |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Nawanagar |
| District | Buxar |
| State | Bihar |
| Phone | NA |
| Sub Office | Nawanagar S.O (Buxar) |
| Head Office | Buxar H.O |
| Pincode | 802129 |
karsar b.o branch pincode is 802129
karsar b.o branch phone number is NA
karsar b.o branch Head Office is Buxar H.O