| Cassino to Masquefa | 621.47 mi (1,000.17 km) |
| Cassino to Matadepera | 610.16 mi (981.96 km) |
| Cassino to Mazarron | 849.47 mi (1,367.08 km) |
| Cassino to Meco | 895.33 mi (1,440.89 km) |
| Cassino to Medina del Campo | 969.96 mi (1,561.00 km) |
| Cassino to Medina Sidonia | 1,113.34 mi (1,791.75 km) |
| Cassino to Mejorada del Campo | 900.33 mi (1,448.94 km) |
| Cassino to Meliana | 756.44 mi (1,217.38 km) |
| Cassino to Mengibar | 966.73 mi (1,555.80 km) |
| Cassino to Merida | 1,076.76 mi (1,732.87 km) |
| Cassino to Miajadas | 1,058.32 mi (1,703.21 km) |
| Cassino to Mieres | 1,005.87 mi (1,618.79 km) |
| Cassino to Miguelturra | 952.42 mi (1,532.77 km) |
| Cassino to Mijas | 1,044.64 mi (1,681.19 km) |
| Cassino to Miranda de Ebro | 862.11 mi (1,387.43 km) |
