List of Postal Codes in Douarnenez Canton
| Postal Code | Place Name | Region | Department | Arrondissement | Canton |
|---|---|---|---|---|---|
| 29100 | Douarnenez | Bretagne | Finistère | Quimper | Douarnenez |
| 29770 | Plogoff | Bretagne | Finistère | Quimper | Douarnenez |
| 29780 | Plouhinec | Bretagne | Finistère | Quimper | Douarnenez |
| 29790 | Beuzec-Cap-Sizun | Bretagne | Finistère | Quimper | Douarnenez |
| 29990 | Île-de-Sein | Bretagne | Finistère | Quimper | Douarnenez |