| Allaire (56350) | - | - |
| Ambon (56190) | - | - |
| Arradon (56610) | - | - |
| Arzal (56190) | - | - |
| Arzon (56640) | - | - |
| Augan (56800) | - | - |
| Auray (56400) | - | - |
| Auray Cedex (56401) | - | - |
| Auray Cedex (56402) | - | - |
| Auray Cedex (56403) | - | - |
| Auray Cedex (56404) | - | - |
| Auray Cedex (56405) | - | - |
| Auray Cedex (56406) | - | - |
| Auray Cedex (56407) | - | - |
| Auray Cedex (56408) | - | - |
| Auray Cedex (56409) | - | - |
| Baden (56870) | - | - |
| Bangor (56360) | - | - |
| Baud (56150) | - | - |
| Beganne (56350) | - | - |
| Beignon (56380) | - | - |
| Belz (56550) | - | - |
| Berne (56240) | - | - |
| Berric (56230) | - | - |
| Bieuzy (56310) | - | - |
| Bieuzy Lanvaux (56330) | - | - |
| Bignan (56500) | - | - |
| Billiers (56190) | - | - |
| Billio (56420) | - | - |
| Bohal (56140) | - | - |
| Bono (56400) | - | - |
| Branderion (56700) | - | - |
| Brandivy (56390) | - | - |
| Brech (56400) | - | - |
| Brehan (56580) | - | - |
| Brignac (56430) | - | - |
| Bubry (56310) | - | - |
| Buleon (56420) | - | - |
| Caden (56220) | - | - |
| Calan (56240) | - | - |
| Camoel (56130) | - | - |
| Camors (56330) | - | - |
| Campeneac (56800) | - | - |
| Carentoir (56910) | - | - |
| Carnac (56340) | - | - |
| Carnac Cedex (56341) | - | - |
| Carnac Cedex (56342) | - | - |
| Carnac Cedex (56343) | - | - |
| Carnac Cedex (56344) | - | - |
| Carnac Cedex (56345) | - | - |
| Carnac Cedex (56346) | - | - |
| Carnac Cedex (56347) | - | - |
| Carnac Cedex (56348) | - | - |
| Carnac Cedex (56349) | - | - |
| Caro (56140) | - | - |
| Caudan (56850) | - | - |
| Cleguer (56620) | - | - |
| Cleguerec (56480) | - | - |
| Coetquidan (56210) | - | - |
| Coetquidan Bellevue (56380) | - | - |
| Colpo (56390) | - | - |
| Concoret (56430) | - | - |
| Cournon (56200) | - | - |
| Crach (56950) | - | - |
| Credin (56580) | - | - |
| Croixanvec (56920) | - | - |
| Cruguel (56420) | - | - |
| Damgan (56750) | - | - |
| Elven (56250) | - | - |
| Erdeven (56410) | - | - |
| Etel (56410) | - | - |
| Evriguet (56490) | - | - |
| Ferel (56130) | - | - |
| Gavres (56290) | - | - |
| Gestel (56830) | - | - |
| Glenac (56200) | - | - |
| Gourhel (56800) | - | - |
| Gourin (56110) | - | - |
| Grand Champ (56390) | - | - |
| Groix (56590) | - | - |
| Guegon (56120) | - | - |
| Guehenno (56420) | - | - |
| Gueltas (56920) | - | - |
| Guemene Sur Scorff (56160) | - | - |
| Guenin (56150) | - | - |
| Guer (56380) | - | - |
| Guer Cedex (56381) | - | - |
| Guer Cedex (56382) | - | - |
| Guer Cedex (56383) | - | - |
| Guer Cedex (56384) | - | - |
| Guer Cedex (56385) | - | - |
| Guer Cedex (56386) | - | - |
| Guer Cedex (56387) | - | - |
| Guer Cedex (56388) | - | - |
| Guer Cedex (56389) | - | - |
| Guern (56310) | - | - |
| Guidel (56520) | - | - |
| Guillac (56800) | - | - |
| Guilliers (56490) | - | - |
| Guiscriff (56560) | - | - |