| Constanta to Menen | 1,268.42 mi (2,041.33 km) |
| Constanta to Merchtem | 1,223.53 mi (1,969.08 km) |
| Constanta to Merelbeke | 1,244.54 mi (2,002.89 km) |
| Constanta to Merksem | 1,219.23 mi (1,962.17 km) |
| Constanta to Merksplas | 1,203.62 mi (1,937.03 km) |
| Constanta to Mettet | 1,195.86 mi (1,924.56 km) |
| Constanta to Meulebeke | 1,263.49 mi (2,033.40 km) |
| Constanta to Middelkerke | 1,286.72 mi (2,070.77 km) |
| Constanta to Mol | 1,189.91 mi (1,914.97 km) |
| Constanta to Mons | 1,228.18 mi (1,976.56 km) |
| Constanta to Montignies-le-Tilleul | 1,208.57 mi (1,945.00 km) |
| Constanta to Moorslede | 1,272.23 mi (2,047.46 km) |
| Constanta to Moortebeek | 1,217.32 mi (1,959.09 km) |
| Constanta to Morlanwelz-Mariemont | 1,215.95 mi (1,956.89 km) |
| Constanta to Mortsel | 1,216.90 mi (1,958.41 km) |
