| Sid to Masquefa | 908.63 mi (1,462.30 km) |
| Sid to Matadepera | 895.95 mi (1,441.89 km) |
| Sid to Mazarron | 1,180.94 mi (1,900.53 km) |
| Sid to Meco | 1,181.33 mi (1,901.17 km) |
| Sid to Medina del Campo | 1,239.49 mi (1,994.77 km) |
| Sid to Medina Sidonia | 1,437.14 mi (2,312.85 km) |
| Sid to Mejorada del Campo | 1,188.49 mi (1,912.70 km) |
| Sid to Meliana | 1,068.98 mi (1,720.36 km) |
| Sid to Mengibar | 1,284.21 mi (2,066.74 km) |
| Sid to Merida | 1,374.28 mi (2,211.69 km) |
| Sid to Miajadas | 1,353.81 mi (2,178.75 km) |
| Sid to Mieres | 1,240.86 mi (1,996.98 km) |
| Sid to Miguelturra | 1,257.90 mi (2,024.39 km) |
| Sid to Mijas | 1,372.15 mi (2,208.26 km) |
| Sid to Miranda de Ebro | 1,112.70 mi (1,790.72 km) |
