Oluwil Postal Code
| City | Postal Code | District |
|---|---|---|
| Akkarapattu | 32400 | Ampara |
| Kannagipuram | 32405 | Ampara |
| Thambiluvil | 32415 | Ampara |
| Koralkalapu | 32417 | Ampara |
| Komari | 32418 | Ampara |
| Tirukkovil | 32420 | Ampara |
| Irakkamam | 32450 | Ampara |
| Wanagamuwa | 32454 | Ampara |
| Pottuvil | 32500 | Ampara |
| Pasarichchenai | 32506 | Ampara |
| Panama | 32508 | Ampara |
| Lahugala | 32512 | Ampara |
| Hulannuge | 32514 | Ampara |
| Jaffna | 40000 | Jaffna |
| Mandativu | 40045 | Jaffna |