| Place | Post Code |
|---|---|
| Ponnithangal, Arani | 632317 |
| Poosimalaikuppam, Arani | 632512 |
| Pudherimedu, Arani | 632314 |
| Pudupalayam, Arani | 632315 |
| Pudupattu, Arani | 632316 |
| Pudupettai, Arani | 632311 |
| Pulavanpadi, Arani | 606903 |
| Punalapadi, Arani | 632317 |
| Pungambadi, Arani | 606903 |
| Puthur, Arani | 632315 |
| Ragunathapuram, Arani | 632318 |
| Rattinamangalam, Arani | 632316 |
| Rayankuppam, Arani | 606907 |
| Reddipalayam, Arani | 632311, 632312 |
| Renugapuram, Arani | 606903 |
| S. Thoppu, Arani | 632311 |
| Saduperi, Arani | 606907 |
| Samathuvapuram, Arani | 632326 |
| Sathiyaviziyanagaram, Arani | 632317 |
| Seeyambadi, Arani | 632317 |
| Serpakam, Arani | 632316 |
| Singarathoppu, Arani | 632315 |
| Sirumur, Arani | 632314 |
| Somanthangal, Arani | 632314, 632315 |
| Soolaimedu, Arani | 632311 |
| Srinivasapuram, Arani | 606903 |