| Orbetello to Masquefa | 486.87 mi (783.54 km) |
| Orbetello to Matadepera | 474.90 mi (764.28 km) |
| Orbetello to Mazarron | 741.40 mi (1,193.17 km) |
| Orbetello to Meco | 762.59 mi (1,227.27 km) |
| Orbetello to Medina del Campo | 832.33 mi (1,339.50 km) |
| Orbetello to Medina Sidonia | 1,000.30 mi (1,609.82 km) |
| Orbetello to Mejorada del Campo | 768.43 mi (1,236.66 km) |
| Orbetello to Meliana | 635.11 mi (1,022.10 km) |
| Orbetello to Mengibar | 849.28 mi (1,366.78 km) |
| Orbetello to Merida | 949.53 mi (1,528.12 km) |
| Orbetello to Miajadas | 930.15 mi (1,496.94 km) |
| Orbetello to Mieres | 860.99 mi (1,385.63 km) |
| Orbetello to Miguelturra | 828.34 mi (1,333.08 km) |
| Orbetello to Mijas | 933.99 mi (1,503.12 km) |
| Orbetello to Miranda de Ebro | 719.25 mi (1,157.52 km) |
