Dunumala Postal Code
| City | Postal Code | District |
|---|---|---|
| Algama | 71607 | Kegalle |
| Niwatuwa | 71608 | Kegalle |
| Tulhiriya | 71610 | Kegalle |
| Bopitiya | 71612 | Kegalle |
| Tholangamuwa | 71619 | Kegalle |
| Weragala | 71622 | Kegalle |
| Yatiyantota | 71700 | Kegalle |
| Weeoya | 71702 | Kegalle |
| Malalpola | 71704 | Kegalle |
| Berannawa | 71706 | Kegalle |
| Seaforth Colony | 71708 | Kegalle |
| Welihelatenna | 71712 | Kegalle |
| Hakabellawaka | 71715 | Kegalle |
| Migastenna | 71716 | Kegalle |
| Kitulgala | 71720 | Kegalle |