Post Office Birnawan B.o Pin Code In Na State Bihar District Nawada
| Post Office | Birnawan B.o |
| Division | Nawadha |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Na |
| District | Nawada |
| State | Bihar |
| Phone | NA |
| Sub Office | Warisaliganj S.O |
| Head Office | Nawadha H.O |
| Pincode | 805130 |
birnawan b.o branch pincode is 805130
birnawan b.o branch phone number is NA
birnawan b.o branch Head Office is Nawadha H.O