| Place | Post Code |
|---|---|
| Pahala Walpola, Yakkalamulla | None |
| Polpagoda, Yakkalamulla | None |
| Polpagoda West, Yakkalamulla | None |
| Rathamalaketiya, Yakkalamulla | None |
| Thalgampala, Yakkalamulla | None |
| Thalgampala North, Yakkalamulla | None |
| Thellambura North, Yakkalamulla | None |
| Thellambura South, Yakkalamulla | None |
| Udubettawa, Yakkalamulla | None |
| Udubettawa West, Yakkalamulla | None |
| Udumalagala, Yakkalamulla | None |
| Uduwella, Yakkalamulla | None |
| Wathogala, Yakkalamulla | None |
| Wattehena, Yakkalamulla | None |
| Welendawa, Yakkalamulla | None |
| Yakkalamulla, Yakkalamulla | 80150 |
| Yakkalamulla East, Yakkalamulla | 80150 |
| Yatamalagala, Yakkalamulla | None |