| Post office | Unjanai B.O |
| Pin code | 630202 |
| Office type | B.O |
| Taluk / city | Karaikudi |
| District name | Sivaganga |
| State name | Tamil Nadu |
| Delivery status | Delivery |
| Division name | Karaikudi |
| Region name | Madurai |
| Circle name | Tamilnadu |
| Related sub office | Ariyakudi S.O |
| Related head office | Devakottai H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 630202 | Ariyakudi S.O | Karaikudi | Sivaganga | Tamil Nadu |
| 630202 | Illuppakudi B.O | Karaikudi | Sivaganga | Tamil Nadu |
| 630202 | Unjanai B.O | Karaikudi | Sivaganga | Tamil Nadu |