| Place | Post Code |
|---|---|
| Nedumbarai, Cheyyar | 604407 |
| Nedungal, Cheyyar | 604408 |
| Nelvoy, Cheyyar | 604409 |
| Nemili, Cheyyar | 631702 |
| Nemily, Cheyyar | 604408 |
| New Colony, Cheyyar | 604505 |
| Noothambadi, Cheyyar | 604408 |
| Ogaiyur, Cheyyar | 632518 |
| Old Colony, Cheyyar | 604505 |
| Ottanthangal, Cheyyar | 632518 |
| Ottathangal, Cheyyar | 604410 |
| Ozhukkavakkam, Cheyyar | 604410 |
| Padithangal, Cheyyar | 604404 |
| Painkinar, Cheyyar | 604407 |
| Palakandaputhur, Cheyyar | 604503 |
| Palanjur, Cheyyar | 604404 |
| Pallavaram, Cheyyar | 631702 |
| Palli, Cheyyar | 604407 |
| Panamugai, Cheyyar | 632511 |
| Panancherry, Cheyyar | 604504 |
| Pandiyambakkam, Cheyyar | 631701 |
| Pappanthangal, Cheyyar | 604407 |
| Parasur, Cheyyar | 604409 |
| Pariyampadi, Cheyyar | 604409 |
| Pattarai, Cheyyar | 632511 |
| Pavoor, Cheyyar | 631702 |