| Duffel to Mendicino | 993.55 mi (1,598.96 km) |
| Duffel to Menfi | 1,019.86 mi (1,641.30 km) |
| Duffel to Mentana | 736.00 mi (1,184.48 km) |
| Duffel to Merano | 429.54 mi (691.28 km) |
| Duffel to Merate | 435.75 mi (701.27 km) |
| Duffel to Mercato San Severino | 864.61 mi (1,391.45 km) |
| Duffel to Mercogliano | 855.70 mi (1,377.11 km) |
| Duffel to Mesagne | 965.82 mi (1,554.34 km) |
| Duffel to Messina | 1,041.27 mi (1,675.76 km) |
| Duffel to Mestre | 524.98 mi (844.87 km) |
| Duffel to Mestrino | 512.87 mi (825.38 km) |
| Duffel to Milan | 444.37 mi (715.14 km) |
| Duffel to Milazzo | 1,031.94 mi (1,660.75 km) |
| Duffel to Minerbio | 551.35 mi (887.31 km) |
| Duffel to Minervino Murge | 883.53 mi (1,421.90 km) |
