| Place | Postal Code |
|---|---|
| Alexendrawatta, Ja-Ela | None |
| Bandigoda, Ja-Ela | None |
| Batagama North, Ja-Ela | None |
| Batagama South, Ja-Ela | None |
| Batuwatta East, Ja-Ela | 11011 |
| Batuwatta West, Ja-Ela | 11011 |
| Dambuwa, Ja-Ela | None |
| Dandugama, Ja-Ela | None |
| Dehiyagatha North, Ja-Ela | None |
| Dehiyagatha South, Ja-Ela | None |
| Dolahena, Ja-Ela | None |
| Ekala, Ja-Ela | 11380 |
| Ekala Kurunduwatta, Ja-Ela | None |
| Gallawatta, Ja-Ela | None |
| Hapugoda Central, Ja-Ela | None |
| Hapugoda East, Ja-Ela | None |
| Hapugoda West, Ja-Ela | None |
| Indiminna, Ja-Ela | None |
| Indipitiya, Ja-Ela | None |
| Ja-Ela, Ja-Ela | 11350 |
| Jayasamarugama, Ja-Ela | None |
| Jayasrigama, Ja-Ela | None |
| Kalaeliya, Ja-Ela | None |
| Kandana East, Ja-Ela | 11320 |
| Kandana West, Ja-Ela | 11320 |
| Kanuwana, Ja-Ela | None |