| Duffel to Masquefa | 675.36 mi (1,086.89 km) |
| Duffel to Matadepera | 666.71 mi (1,072.97 km) |
| Duffel to Mazarron | 975.56 mi (1,570.02 km) |
| Duffel to Meco | 819.59 mi (1,319.01 km) |
| Duffel to Medina del Campo | 812.18 mi (1,307.08 km) |
| Duffel to Medina Sidonia | 1,134.55 mi (1,825.88 km) |
| Duffel to Mejorada del Campo | 830.78 mi (1,337.01 km) |
| Duffel to Meliana | 833.35 mi (1,341.15 km) |
| Duffel to Mengibar | 994.15 mi (1,599.93 km) |
| Duffel to Merida | 993.41 mi (1,598.74 km) |
| Duffel to Miajadas | 971.41 mi (1,563.33 km) |
| Duffel to Mieres | 725.16 mi (1,167.03 km) |
| Duffel to Miguelturra | 933.26 mi (1,501.94 km) |
| Duffel to Mijas | 1,098.71 mi (1,768.20 km) |
| Duffel to Miranda de Ebro | 678.86 mi (1,092.52 km) |
