| Tortona to Masquefa | 425.25 mi (684.37 km) |
| Tortona to Matadepera | 412.36 mi (663.64 km) |
| Tortona to Mazarron | 729.52 mi (1,174.05 km) |
| Tortona to Meco | 686.70 mi (1,105.14 km) |
| Tortona to Medina del Campo | 737.23 mi (1,186.45 km) |
| Tortona to Medina Sidonia | 966.48 mi (1,555.40 km) |
| Tortona to Mejorada del Campo | 694.88 mi (1,118.31 km) |
| Tortona to Meliana | 599.26 mi (964.42 km) |
| Tortona to Mengibar | 810.90 mi (1,305.02 km) |
| Tortona to Merida | 882.63 mi (1,420.45 km) |
| Tortona to Miajadas | 861.27 mi (1,386.08 km) |
| Tortona to Mieres | 734.63 mi (1,182.27 km) |
| Tortona to Miguelturra | 774.31 mi (1,246.13 km) |
| Tortona to Mijas | 907.69 mi (1,460.78 km) |
| Tortona to Miranda de Ebro | 607.39 mi (977.51 km) |
