| Mérignas, Langon |
| Mourens, Langon |
| Morizès, Langon |
| Montignac, Langon |
| Montagoudin, Langon |
| Monségur, Langon |
| Monprimblanc, Langon |
| Mongauzy, Langon |
| Mesterrieux, Langon |
| Mazères, Langon |
| Mauriac, Langon |
| Massugas, Langon |
| Masseilles, Langon |
| Martres, Langon |
| Marions, Langon |
| Marimbault, Langon |
| Léogeats, Langon |
| Lugasson, Langon |
| Lucmau, Langon |
| Loupiac-de-la-Réole, Langon |
| Loupiac, Langon |
| Louchats, Langon |
| Loubens, Langon |
| Listrac-de-Durèze, Langon |
| Lignan-de-Bazas, Langon |
| Lestiac-sur-Garonne, Langon |
| Les Esseintes, Langon |
| Lerm-et-Musset, Langon |
| Le Tuzan, Langon |
| Le Puy, Langon |