| Place | Post Code |
|---|---|
| Yawale, Balanga | None |
| Yelia, Balanga | None |
| Yengunga, Balanga | None |
| Yetomo I, Balanga | None |
| Yetomo II, Balanga | None |
| Yokunda, Balanga | None |
| Yotenunga, Balanga | None |
| All postal codes in Kailo | |
|---|---|
| Ambwe, Kailo | |
| Balanga, Kailo | |
| Bangengele, Kailo | |
| Wasongola, Kailo | |