| Place | Postal Code |
|---|---|
| Bigabiro, Kirimbi | None |
| Buha, Kirimbi | None |
| Cyimpundu, Kirimbi | None |
| Gabiro, Kirimbi | None |
| Gacumbi, Kirimbi | None |
| Giseke, Kirimbi | None |
| Gisesero, Kirimbi | None |
| Gitwa, Kirimbi | None |
| Kabuga, Kirimbi | None |
| Kabuliro, Kirimbi | None |
| Kagunga, Kirimbi | None |
| Kamatare, Kirimbi | None |
| Kanyamugira, Kirimbi | None |
| Karambi, Kirimbi | None |
| Karengera, Kirimbi | None |
| Katabaro, Kirimbi | None |
| Kigarama, Kirimbi | None |
| Kilimbi, Kirimbi | None |
| Nduba, Kirimbi | None |
| Nyabinaga, Kirimbi | None |
| Nyagacaca, Kirimbi | None |
| Nyakabingo, Kirimbi | None |
| Nyamatsinda, Kirimbi | None |
| Nyirarwiru, Kirimbi | None |
| Rugaragara, Kirimbi | None |
| Runyinya, Kirimbi | None |