Kolonna Postal Code
| City | Postal Code | District |
|---|---|---|
| KellaJunction | 70352 | Ratnapura |
| Nivithigala | 70400 | Ratnapura |
| Kolombugama | 70403 | Ratnapura |
| Doloswalakanda | 70404 | Ratnapura |
| Watapotha | 70408 | Ratnapura |
| Kalawana | 70450 | Ratnapura |
| Daugala | 70455 | Ratnapura |
| Waturawa | 70456 | Ratnapura |
| Veddagala | 70459 | Ratnapura |
| Panapola | 70461 | Ratnapura |
| Nawalakanda | 70469 | Ratnapura |
| Pimbura | 70472 | Ratnapura |
| Kiriella | 70480 | Ratnapura |
| Matuwagalagama | 70482 | Ratnapura |
| Karandana | 70488 | Ratnapura |