| Place | Post Code |
|---|---|
| Morappanthangal, Arani | 632317 |
| Mottur, Arani | 632326, 606903, 632317 |
| Mullipattu, Arani | 632316 |
| Murukeri, Arani | 604403 |
| Nadukuppam, Arani | 604406, 606903 |
| Nadupattu, Arani | 632316 |
| Naicken Thangal, Arani | 632314 |
| Naicker Kotta, Arani | 632315 |
| Narasingapuram, Arani | 606902, 604408 |
| Nathakuthithangal, Arani | 632317 |
| Nelvoypalayam, Arani | 606903 |
| Nesal, Arani | 632316 |
| Nethapakkam, Arani | 632317 |
| Othalavady, Arani | 632326 |
| Otteri, Arani | 606904 |
| Paiyur, Arani | 632317 |
| Palaiyam, Arani | 606903 |
| Palanthangal, Arani | 632316 |
| Palayam, Arani | 604408, 606907 |
| Palla Kalpoondi, Arani | 632317 |
| Panaiyur, Arani | 632518 |
| Pananthoppu, Arani | 632314 |
| Paraikotta, Arani | 632311 |
| Pattai Kulam, Arani | 632512 |
| Pattankulam, Arani | 632315 |
| Perumbakkam, Arani | 604505 |