There are 11 post offices under PIN code 606204.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Ammakalathur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Asakalathur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Eyyanur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Iriyur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Maligaimedu B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 6 | Olagiyanallur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 7 | Perumangalam B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 8 | Pukkiravari S.O | Sub Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 9 | S. Ohaiyur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 10 | Thensiruvalur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 11 | Thenthorasalur B.O | Branch Office | Delivery | Kallakurichi | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |