| Postojna to Masquefa | 685.71 mi (1,103.54 km) |
| Postojna to Matadepera | 672.82 mi (1,082.80 km) |
| Postojna to Mazarron | 977.61 mi (1,573.32 km) |
| Postojna to Meco | 952.20 mi (1,532.42 km) |
| Postojna to Medina del Campo | 1,003.97 mi (1,615.74 km) |
| Postojna to Medina Sidonia | 1,224.21 mi (1,970.17 km) |
| Postojna to Mejorada del Campo | 960.12 mi (1,545.16 km) |
| Postojna to Meliana | 854.86 mi (1,375.77 km) |
| Postojna to Mengibar | 1,069.16 mi (1,720.64 km) |
| Postojna to Merida | 1,147.57 mi (1,846.84 km) |
| Postojna to Miajadas | 1,126.44 mi (1,812.82 km) |
| Postojna to Mieres | 997.51 mi (1,605.34 km) |
| Postojna to Miguelturra | 1,036.43 mi (1,667.97 km) |
| Postojna to Mijas | 1,162.65 mi (1,871.10 km) |
| Postojna to Miranda de Ebro | 873.52 mi (1,405.80 km) |
