| Name of the place | CERL ID of a place | Country | Longitude | Latitude | |
|---|---|---|---|---|---|
| Montferrand | cnl00022882 | France | 3.1135 | 45.793 | |
| Montfoort | cnl00018154 | Netherlands | 4.95 | 52.05 | |
| Monticello (Virginia) | cnl00020627 | United States | -78.4523 | 38.010281 | |
| Montilla | cnl00003153 | Spain | -4.63333333333333 | 37.5833333333333 | |
| Montireau (Eure-et-Loire) | cnl00021128 | France | 1.0272 | 48.4089 | |
| Montivilliers | cnl00003144 | France | 0.188888888888889 | 49.5466666666667 | |
| Montluçon | cnl00018297 | France | — | — | |
| Montluel | cnl00011894 | — | 5.04944444444444 | 45.85 | |
| Montmagny | cnl00018133 | France | — | — | |
| Montmirail | cnl00018065 | France | — | — | |
| Montmorency | cnl00017849 | France | 2.3228 | 48.9906 | |
| Montpellier | cnl00011898 | France | 3.88 | 43.6 | |
| Montréal (Canada) | cnl00017086 | Canada | -73.5666666666667 | 45.5 | |
| Montreuil | cnl00027995 | France | 1.76666666666667 | 50.4666666666667 | |
| Montreuil-l'Argillé | cnl00020220 | France | — | — | |
| Montrose, Angus and Dundee | cnl00026710 | Scotland | -2.45 | 56.7 | |
| Montrouge | cnl00022345 | France | 2.31666666666667 | 48.8166666666667 | |
| Monza | cnl00011912 | Italy | 9.26972222222222 | 45.5797222222222 | |
| Moor Park | cnl00021933 | England | — | — | |
| Morges | cnl00011921 | Switzerland | 6.5 | 46.52 | |
| Morlaix | cnl00011928 | — | -3.83 | 48.5794444444444 | |
| Mormoiron | cnl00024529 | France | — | — | |
| Morocco | — | Morocco | -7.603869 | 33.589886 | |
| Morocote | cnl00017515 | Switzerland | — | — | |
| Morvilliers | cnl00018554 | France | — | — |