- Marcille-raoul (35560)
- Marcille-robert (35240)
- Marpire (35220)
- Martigne-ferchaud (35640)
- Maure-de-bretagne (35330)
- Maxent (35380)
- Mece (35450)
- Medreac (35360)
- Meillac (35270)
- Melesse (35520)
- Melle (35420)
- Mernel (35330)
- Messac (35480)
- Mezieres-sur-couesnon (35140)
- Miniac-morvan (35540)
- Miniac-sous-becherel (35190)
- Mondevert (35370)
- Mont-dol (35120)
- Montauban-de-bretagne (35360)
- Montautour (35210)
- Monterfil (35160)
- Montfort-sur-meu (35160)
- Montgermont (35760)
- Monthault (35420)
- Montours (35460)
- Montreuil-des-landes (35210)
- Montreuil-le-gast (35520)
- Montreuil-sous-perouse (35500)
- Montreuil-sur-ille (35440)
- Mordelles (35310)
- Mouaze (35250)
- Moulins (35680)
- Mousse (35130)
- Moutiers (35130)
- Muel (35290)
- Nouvoitou (35410)
- Noyal-chatillon-sur-seiche (35230)
- Noyal-sous-bazouges (35560)
- Noyal-sur-vilaine (35530)
- Orgeres (35230)
- Osse (35410)
