Karuwalagaswewa Postal Code
| City | Postal Code | District |
|---|---|---|
| Ihala Puliyankulama | 61316 | Puttalam |
| Kumbukkalla | 61318 | Puttalam |
| Tabbowa | 61322 | Puttalam |
| Saliyawewa Junction | 61324 | Puttalam |
| Puttalam Cement Factory | 61326 | Puttalam |
| Attawilluwa | 61328 | Puttalam |
| Mampuri | 61341 | Puttalam |
| Norachcholai | 61342 | Puttalam |
| Ettale | 61343 | Puttalam |
| Talawila Church | 61344 | Puttalam |
| Palliwasalturai | 61354 | Puttalam |
| Kurinjanpitiya | 61356 | Puttalam |
| Kandakuliya | 61358 | Puttalam |
| Kalpitiya | 61360 | Puttalam |
| Kirimundalama | 61362 | Puttalam |