| Commune | Département | Pays | Actions | |
|---|---|---|---|---|
| Massérac | Loire-Atlantique | France | ||
| Mauves-sur-Loire | Loire-Atlantique | France | ||
| La Meilleraye-de-Bretagne | Loire-Atlantique | France | ||
| Mésanger | Loire-Atlantique | France | ||
| Mesquer | Loire-Atlantique | France | ||
| Missillac | Loire-Atlantique | France | ||
| Moisdon-la-Rivière | Loire-Atlantique | France | ||
| Monnières | Loire-Atlantique | France | ||
| La Montagne | Loire-Atlantique | France | ||
| Montbert | Loire-Atlantique | France | ||
| Montoir-de-Bretagne | Loire-Atlantique | France | ||
| Montrelais | Loire-Atlantique | France | ||
| Mouais | Loire-Atlantique | France | ||
| Les Moutiers-en-Retz | Loire-Atlantique | France | ||
| Mouzeil | Loire-Atlantique | France |