| Potters Bar to Montigny-les-Metz | 331.63 mi (533.71 km) |
| Potters Bar to Montivilliers | 149.57 mi (240.71 km) |
| Potters Bar to Montlouis-sur-Loire | 301.19 mi (484.71 km) |
| Potters Bar to Montlucon | 391.01 mi (629.27 km) |
| Potters Bar to Montmagny | 218.76 mi (352.06 km) |
| Potters Bar to Montmorency | 217.23 mi (349.59 km) |
| Potters Bar to Montpellier | 589.55 mi (948.79 km) |
| Potters Bar to Montreuil | 227.71 mi (366.47 km) |
| Potters Bar to Montrouge | 227.70 mi (366.45 km) |
| Potters Bar to Morangis | 234.75 mi (377.79 km) |
| Potters Bar to Morieres-les-Avignon | 585.23 mi (941.84 km) |
| Potters Bar to Morlaix | 269.26 mi (433.33 km) |
| Potters Bar to Morsang-sur-Orge | 237.73 mi (382.58 km) |
| Potters Bar to Mouans-Sartoux | 649.20 mi (1,044.78 km) |
| Potters Bar to Mougins | 650.95 mi (1,047.61 km) |
