There are 7 post offices under PIN code 609801.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Alangudi B.O | Branch Office | Delivery | Kuttalam | Nagapattinam | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Kuttalam East S.O | Sub Office | Non-Delivery | Kuttalam | Nagapattinam | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Kuttalam S.O | Sub Office | Delivery | Na | Nagapattinam | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Madirimangalam B.O | Branch Office | Non-Delivery | Kuttalam | Nagapattinam | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Palayagudalur B.O | Branch Office | Delivery | Kuttalam | Nagapattinam | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 6 | Tirumananjeri B.O | Branch Office | Delivery | Kuttalam | Nagapattinam | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |
| 7 | Villiyanallur B.O | Branch Office | Delivery | Kuttalam | Nagapattinam | Kumbakonam | Tiruchy | Tamil Nadu | Tamilnadu |