| Opalenica to Marly-le-Roi | 670.25 mi (1,078.66 km) |
| Opalenica to Marmande | 916.67 mi (1,475.23 km) |
| Opalenica to Maromme | 696.25 mi (1,120.51 km) |
| Opalenica to Marquette-les-Lille | 584.28 mi (940.30 km) |
| Opalenica to Marseille | 804.60 mi (1,294.88 km) |
| Opalenica to Martigues | 808.03 mi (1,300.40 km) |
| Opalenica to Massy | 667.25 mi (1,073.83 km) |
| Opalenica to Maubeuge | 554.73 mi (892.75 km) |
| Opalenica to Mauguio | 828.49 mi (1,333.33 km) |
| Opalenica to Mauleon | 850.87 mi (1,369.35 km) |
| Opalenica to Maurepas | 679.50 mi (1,093.55 km) |
| Opalenica to Maxeville | 513.74 mi (826.78 km) |
| Opalenica to Mayenne | 798.42 mi (1,284.93 km) |
| Opalenica to Mazamet | 888.24 mi (1,429.48 km) |
| Opalenica to Meaux | 635.06 mi (1,022.03 km) |
