| Place | Post Code |
|---|---|
| Kinyinya I, Kinyinya | None |
| Kinyinya II, Kinyinya | None |
| Kinyinya III, Kinyinya | None |
| All postal codes in Mutimbuzi | |
|---|---|
| Gatumba, Mutimbuzi | |
| Kinyinya, Mutimbuzi | |
| Kirekura, Mutimbuzi | |
| Maramvya, Mutimbuzi | |
| Muyange, Mutimbuzi | |
| Rubirizi, Mutimbuzi | |
| Rukaramu, Mutimbuzi | |
| Tenga, Mutimbuzi | |