| Place | Post Code |
|---|---|
| Kebirigo, Bonyamatuta | 40506 |
| Nyabisimba, Bonyamatuta | 40500 |
| Siamani, Bonyamatuta | 40500 |
| All postal codes in West Mugirango | |
|---|---|
| Bogichora, West Mugirango | |
| Bonyamatuta, West Mugirango | |
| Bosamaro, West Mugirango | |
| Nyamaiya, West Mugirango | |
| Township F, West Mugirango | |