There are 3 post offices under PIN code 621114.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Kannapadi B.O | Branch Office | Delivery | Kunnam | Perambalur | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | T.Kalathur S.O | Sub Office | Delivery | Kunnam | Perambalur | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Tenur B.O | Branch Office | Delivery | Kunnam | Perambalur | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |