There are 9 post offices under PIN code 605803.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Andrayanur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Arunkurukkai B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | C Meyyur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Edapalayam B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Elrampattu B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 6 | Sithalingamadam S.O | Sub Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 7 | T . Kunnathur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 8 | T . Pudupalayam B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 9 | Vadamarudur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |