There are 10 post offices under PIN code 605755.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Arcadu B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Arulavadi B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Ayandur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Kadaganur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Karanai B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 6 | Mogaiyur S.O | Sub Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 7 | Paranur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 8 | S.Kodungal B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 9 | Sathiyakandanur B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |
| 10 | Sennakunam B.O | Branch Office | Delivery | Tirukkoyilur | Villupuram | Vriddhachalam | Tiruchy | Tamil Nadu | Tamilnadu |