| Place | Post Code |
|---|---|
| Bara, Gon | None |
| Bebian, Gon | None |
| Betikanjia, Gon | None |
| Deneyo, Gon | None |
| Dibalo, Gon | None |
| Gon, Gon | None |
| Guidikouti, Gon | None |
| Guldikouti, Gon | None |
| Maïbo, Gon | None |
| Maïmbélé, Gon | None |
| Maïnimga, Gon | None |
| Mongo, Gon | None |
| Namlé, Gon | None |
| Nélimbi, Gon | None |