| Place | Post Code |
|---|---|
| Barkoura, Gaoua | None |
| Danhal, Gaoua | None |
| Djikando, Gaoua | None |
| Doumbou, Gaoua | None |
| Gaoua, Gaoua | None |
| Hello, Gaoua | None |
| Lahol, Gaoua | None |
| Lantao, Gaoua | None |
| Sidoumoukar, Gaoua | None |
| All postal codes in Poni | |
|---|---|
| Bouroum-Bouroum, Poni | |
| Bousséra, Poni | |
| Djigoué, Poni | |
| Gaoua, Poni | |
| Gomblora, Poni | |
| Kampti, Poni | |
| Loropéni, Poni | |
| Malba, Poni | |
| Nako, Poni | |
| Pérignan, Poni | |