There are 4 post offices under PIN code 621652.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Kallakudi North S.O | Sub Office | Delivery | Lalgudi | Tiruchirappalli | Tiruchirapalli | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Malvoy B.O | Branch Office | Delivery | Ariyalur | Tiruchirappalli | Tiruchirapalli | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Malvoy Kannanur B.O | Branch Office | Delivery | Ariyalur | Tiruchirappalli | Tiruchirapalli | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Melarasur B.O | Branch Office | Delivery | Ariyalur | Tiruchirappalli | Tiruchirapalli | Tiruchy | Tamil Nadu | Tamilnadu |