| Post office | Gisara B.O |
| Pin code | 843311 |
| Office type | B.O |
| Taluk / city | R.saidpur |
| District name | Sitamarhi |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Sitamarhi |
| Region name | Muzaffarpur |
| Circle name | Bihar |
| Related sub office | Athri S.O |
| Related head office | Sitamarhi H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 843311 | Belahi B.O | R.saidpur | Sitamarhi | Bihar |
| 843311 | Gisara B.O | R.saidpur | Sitamarhi | Bihar |
| 843311 | Partapur B.O | R.saidpur | Sitamarhi | Bihar |
| 843311 | R.Bagahi B.O | R.saidpur | Sitamarhi | Bihar |
| 843311 | B.Bhimpur B.O | Runisaidpur | Sitamarhi | Bihar |
| 843311 | Athri S.O | Runnisaidpur | Sitamarhi | Bihar |