| Post office | Unjini B.O |
| Pin code | 621714 |
| Office type | B.O |
| Taluk / city | Ariyalur |
| District name | Ariyalur |
| State name | Tamil Nadu |
| Delivery status | Delivery |
| Division name | Tiruchirapalli |
| Region name | Tiruchy |
| Circle name | Tamilnadu |
| Related sub office | Sendurai S.O (Ariyalur) |
| Related head office | Lalgudi H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 621714 | Kulumur B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621714 | Nakkambadi B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621714 | Sendurai S.O (Ariyalur) | Ariyalur | Ariyalur | Tamil Nadu |
| 621714 | Unjini B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621714 | Adhikudikadu B.O | Sendurai | Ariyalur | Tamil Nadu |
| 621714 | Elangaicheri B.O | Sendurai | Ariyalur | Tamil Nadu |
| 621714 | Nallampalayam B.O | Sendurai | Ariyalur | Tamil Nadu |
| 621714 | Neivanam B.O | Sendurai | Ariyalur | Tamil Nadu |
| 621714 | Vanjinapuram B.O | Sendurai | Ariyalur | Tamil Nadu |