Post Office Karmaini B.o Pin Code In Bikramganj State Bihar District Rohtas
| Post Office | Karmaini B.o |
| Division | Rohtas |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Bikramganj |
| District | Rohtas |
| State | Bihar |
| Phone | NA |
| Sub Office | Sanjhauli S.O |
| Head Office | Sasaram H.O |
| Pincode | 802220 |
karmaini b.o branch pincode is 802220
karmaini b.o branch phone number is NA
karmaini b.o branch Head Office is Sasaram H.O