| Place | Post Code |
|---|---|
| Thirumanaiyur, Thottiyam | 621209 |
| Thirunarayanapuram, Thottiyam | 621203 |
| Thiruvengadapuram, Thottiyam | 621215 |
| Tholurpatti, Thottiyam | 621215 |
| Thottiam, Thottiyam | 621203, 621215 |
| Thottiapatty North, Thottiyam | 621203 |
| Thottiapatty South, Thottiyam | 621203 |
| Unniyur, Thottiyam | 621207 |
| Valveluthur, Thottiyam | 621215 |
| Vathangoundan Pudur, Thottiyam | 621207 |
| Vendampatty, Thottiyam | 621203 |
| Yelurpatti, Thottiyam | 621215 |