| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 44170 | Nozay | Pays de la Loire | Loire-Atlantique | Châteaubriant | Guémené-Penfao |
| 44290 | Guémené-Penfao | Pays de la Loire | Loire-Atlantique | Châteaubriant | Guémené-Penfao |
| 44590 | Derval | Pays de la Loire | Loire-Atlantique | Châteaubriant | Guémené-Penfao |