| Place | Postal Code |
|---|---|
| Adungama Palkumbura, Thumpane | None |
| Akkarawatta, Thumpane | None |
| Alawattegama, Thumpane | None |
| Ambagahahena, Thumpane | None |
| Ban Anga, Thumpane | None |
| Barandara, Thumpane | None |
| Bonakot, Thumpane | None |
| Damunugasthenna, Thumpane | None |
| Dehideniya, Thumpane | None |
| Delgasyaya, Thumpane | None |
| Diyapalagoda, Thumpane | None |
| Etambegoda, Thumpane | None |
| Ethamulla, Thumpane | None |
| Galabawa, Thumpane | None |
| Galagedara, Thumpane | 20100 |
| Galagedara Madige, Thumpane | None |
| Galagedara Madige West, Thumpane | None |
| Galagedara West, Thumpane | 20100 |
| Gallenawatta, Thumpane | None |
| Gangodapitiya, Thumpane | None |
| Gunadaha, Thumpane | None |
| Haddapitiya, Thumpane | None |
| Henegama Palkumbura, Thumpane | None |
| Hikgodawalpola, Thumpane | None |
| Hiyadala, Thumpane | None |
| Hiyadala Walpola, Thumpane | None |