| Post office | Waina B.O |
| Pin code | 804418 |
| Office type | B.O |
| Taluk / city | Kako |
| District name | Jehanabad |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Gaya |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Kako S.O |
| Related head office | Jehanabad H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 804418 | Bhadsara B.O | Jehanabad | Jehanabad | Bihar |
| 804418 | Harinagarpali B.O | Jehanabad | Jehanabad | Bihar |
| 804418 | Kako S.O | Jehanabad | Jehanabad | Bihar |
| 804418 | Nonhi B.O | Jehanabad | Jehanabad | Bihar |
| 804418 | Saristabad B.O | Jehanabad | Jehanabad | Bihar |
| 804418 | Utarsarthu B.O | Jehanabad | Jehanabad | Bihar |
| 804418 | Waina B.O | Kako | Jehanabad | Bihar |