| Civitavecchia to Menen | 728.06 mi (1,171.70 km) |
| Civitavecchia to Merchtem | 709.54 mi (1,141.89 km) |
| Civitavecchia to Merelbeke | 723.22 mi (1,163.91 km) |
| Civitavecchia to Merksem | 720.80 mi (1,160.01 km) |
| Civitavecchia to Merksplas | 718.78 mi (1,156.76 km) |
| Civitavecchia to Mettet | 661.98 mi (1,065.35 km) |
| Civitavecchia to Meulebeke | 732.18 mi (1,178.33 km) |
| Civitavecchia to Middelkerke | 757.38 mi (1,218.89 km) |
| Civitavecchia to Mol | 702.43 mi (1,130.45 km) |
| Civitavecchia to Mons | 687.18 mi (1,105.90 km) |
| Civitavecchia to Montignies-le-Tilleul | 672.41 mi (1,082.14 km) |
| Civitavecchia to Moorslede | 734.82 mi (1,182.58 km) |
| Civitavecchia to Moortebeek | 700.55 mi (1,127.43 km) |
| Civitavecchia to Morlanwelz-Mariemont | 679.96 mi (1,094.29 km) |
| Civitavecchia to Mortsel | 715.75 mi (1,151.88 km) |
