| Otwock to Menen | 784.42 mi (1,262.41 km) |
| Otwock to Merchtem | 734.55 mi (1,182.14 km) |
| Otwock to Merelbeke | 754.54 mi (1,214.31 km) |
| Otwock to Merksem | 721.72 mi (1,161.49 km) |
| Otwock to Merksplas | 702.05 mi (1,129.84 km) |
| Otwock to Mettet | 727.80 mi (1,171.28 km) |
| Otwock to Meulebeke | 774.96 mi (1,247.17 km) |
| Otwock to Middelkerke | 791.30 mi (1,273.47 km) |
| Otwock to Mol | 693.89 mi (1,116.72 km) |
| Otwock to Mons | 755.30 mi (1,215.53 km) |
| Otwock to Montignies-le-Tilleul | 738.17 mi (1,187.97 km) |
| Otwock to Moorslede | 785.39 mi (1,263.96 km) |
| Otwock to Moortebeek | 731.84 mi (1,177.78 km) |
| Otwock to Morlanwelz-Mariemont | 743.28 mi (1,196.20 km) |
| Otwock to Mortsel | 721.70 mi (1,161.46 km) |
