Thettativu Postal Code
| City | Postal Code | District |
|---|---|---|
| Kaluthavalai | 30197 | Batticaloa |
| Kaluwanchikudi | 30200 | Batticaloa |
| Vellavely | 30204 | Batticaloa |
| Bakiella | 30206 | Batticaloa |
| Mandur | 30220 | Batticaloa |
| Periyaporativu | 30230 | Batticaloa |
| Thirupalugamam | 30234 | Batticaloa |
| Thikkodai | 30236 | Batticaloa |
| Koddaikallar | 30249 | Batticaloa |
| Kallar | 30250 | Batticaloa |
| Thuraineelavanai | 30254 | Batticaloa |
| Eravur | 30300 | Batticaloa |
| Chenkaladi | 30350 | Batticaloa |
| Pankudavely | 30352 | Batticaloa |
| Karadiyanaru | 30354 | Batticaloa |