| Gravelines to Marsciano | 735.22 mi (1,183.22 km) |
| Gravelines to Martano | 1,075.76 mi (1,731.27 km) |
| Gravelines to Martellago | 594.14 mi (956.18 km) |
| Gravelines to Martina Franca | 1,016.43 mi (1,635.79 km) |
| Gravelines to Martinengo | 512.74 mi (825.18 km) |
| Gravelines to Martinsicuro | 787.36 mi (1,267.14 km) |
| Gravelines to Mascali | 1,115.89 mi (1,795.85 km) |
| Gravelines to Mascalucia | 1,122.64 mi (1,806.71 km) |
| Gravelines to Masera di Padova | 594.94 mi (957.47 km) |
| Gravelines to Maserada sul Piave | 590.41 mi (950.18 km) |
| Gravelines to Massa | 607.86 mi (978.25 km) |
| Gravelines to Massa Lombarda | 636.82 mi (1,024.86 km) |
| Gravelines to Massafra | 1,015.25 mi (1,633.89 km) |
| Gravelines to Massalubrense | 924.83 mi (1,488.38 km) |
| Gravelines to Massarosa | 622.99 mi (1,002.61 km) |
