| Place | Post Code |
|---|---|
| Bagasséhoa, Goh) | |
| Dignago, Goh) | |
| Dribouo, Goh) | |
| Gazahio, Goh) | |
| Gueupréhoa, Goh) | |
| Gueuprhoa, Goh) | |
| Lébré, Goh) | |
| Otéhoa, Goh) |
| Postal Codes in Gagnoa | |
|---|---|
| Bayota | |
| Dahiépa-Kéhi | |
| Dignago | |
| Dougroupalégnoa | |
| Doukouyo | |
| Gagnoa | |
| Galébouo | |
| Gnagbodougnoa | |
| Guiberoua | |
| Ouragahio | |
| Sérihio | |
| Yopohue | |