Post Office Koat Bazar S.o Pin Code In Dumra State Bihar District Sitamarhi
| Post Office | Koat Bazar S.o |
| Division | Sitamarhi |
| Region | Muzaffarpur |
| Circle | Bihar |
| Taluka | Dumra |
| District | Sitamarhi |
| State | Bihar |
| Phone | 06226- |
| Sub Office | NA |
| Head Office | Sitamarhi H.O |
| Pincode | 843302 |
koat bazar s.o branch pincode is 843302
koat bazar s.o branch phone number is 06226-
koat bazar s.o branch Head Office is Sitamarhi H.O