There are 5 post offices under PIN code 609116.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Elathur B.O | Branch Office | Delivery | Sirkali | Nagapattinam | Mayiladuthurai | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Kilmathur B.O | Branch Office | Delivery | Sirkali | Nagapattinam | Mayiladuthurai | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Nemmeli(SRK) B.O | Branch Office | Delivery | Sirkali | Nagapattinam | Mayiladuthurai | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Pattavilagam B.O | Branch Office | Delivery | Sirkali | Nagapattinam | Mayiladuthurai | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Valluvakudi S.O | Sub Office | Delivery | Sirkali | Nagapattinam | Mayiladuthurai | Tiruchy | Tamil Nadu | Tamilnadu |