| Ort | Postleitzahl |
|---|---|
| Gahanga, Gahanga | None |
| Kagasa, Gahanga | None |
| Kamukobwa, Gahanga | None |
| Karembure, Gahanga | None |
| Karushaka, Gahanga | None |
| Kiyanja, Gahanga | None |
| Mubuga, Gahanga | None |
| Mulinja, Gahanga | None |
| Nunga, Gahanga | None |
| Nyabigugu, Gahanga | None |
| Nyakuguma, Gahanga | None |
| Rebero, Gahanga | None |
| Runzenze, Gahanga | None |
| Rwabutenge, Gahanga | None |