| Office Name | Gawandri B.O |
| Pincodes | 845304 |
| Area | Gawandri |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | East Champaran |
| Postal Region | Muzaffarpur |
| District | East Champaran |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Gawandri B.O |
| Pincodes | 841424 |
| Area | Gawandri |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Saran |
| Postal Region | Muzaffarpur |
| District | Saran |
| State | Bihar |
| Telephone No. | Na |