There are 5 post offices under PIN code 612603.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Arasavanangadu B.O | Branch Office | Delivery | Kodavasal | Tiruvarur | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Engan B.O | Branch Office | Delivery | Kodavasal | Thanjavur | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Perumpannaiyur B.O | Branch Office | Delivery | Kodavasal | Tiruvarur | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Sembangudi S.O | Sub Office | Delivery | Kodavasal | Tiruvarur | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Simili B.O | Branch Office | Delivery | Kodavasal | Tiruvarur | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |