25 PIN codes
| PIN code | Post offices | Taluk / tehsil |
|---|---|---|
| 609003 | Koranad South B.O, Sholampettai B.O | – |
| 609101 | Alakkudi B.O, Mahendrapalli B.O | – |
| 609104 | Kannukiniyanar Koil B.O, Umayalpathi B.O | – |
| 609105 | Kaveripattinam Beach B.O | – |
| 609106 | Perunthottam B.O, Puduthurai B.O | – |
| 609107 | Talachangadu B.O | – |
| 609108 | Erukkur B.O | – |
| 609109 | Annamperumalkoil B.O, Tiruvali B.O | – |
| 609111 | Arappakkam B.O, Vilanthida Samudram B.O | – |
| 609113 | Koolaiyar B.O | – |
| 609115 | Keeranallur B.O | – |
| 609118 | Alaveli B.O, Manakudi B.O | – |
| 609202 | Kiloy B.O, Manalmedu East B.O | – |
| 609203 | Kanganamputhur B.O, Korukkai B.O, Pandur B.O | – |
| 609301 | Kalamanallur B.O, Umayalpuram B.O | – |
| 609304 | Karuvazhakarai B.O, Melapathi B.O | – |
| 609306 | Tiruvilayattam B.O | – |
| 609307 | Porayar Market B.O, Porayar R.S. B.O | – |
| 609308 | Nalluchery B.O | – |
| 609309 | Memathur B.O | – |
| 609310 | Tiruvidaikali B.O | – |
| 609312 | Eduthukatti B.O | – |
| 609404 | Manganallur B.O | – |
| 609806 | Vanathirajapuram B.O | – |
| 612203 | Nakkampadi B.O | – |