| Opalenica to Montigny-les-Metz | 500.05 mi (804.75 km) |
| Opalenica to Montivilliers | 730.19 mi (1,175.13 km) |
| Opalenica to Montlouis-sur-Loire | 771.01 mi (1,240.83 km) |
| Opalenica to Montlucon | 744.26 mi (1,197.76 km) |
| Opalenica to Montmagny | 656.75 mi (1,056.93 km) |
| Opalenica to Montmorency | 657.17 mi (1,057.62 km) |
| Opalenica to Montpellier | 832.87 mi (1,340.37 km) |
| Opalenica to Montreuil | 656.19 mi (1,056.04 km) |
| Opalenica to Montrouge | 662.50 mi (1,066.19 km) |
| Opalenica to Morangis | 665.45 mi (1,070.94 km) |
| Opalenica to Morieres-les-Avignon | 782.93 mi (1,260.00 km) |
| Opalenica to Morlaix | 923.73 mi (1,486.61 km) |
| Opalenica to Morsang-sur-Orge | 666.41 mi (1,072.48 km) |
| Opalenica to Mouans-Sartoux | 741.07 mi (1,192.63 km) |
| Opalenica to Mougins | 741.62 mi (1,193.52 km) |
