| Romanshorn to Masanasa | 744.91 mi (1,198.81 km) |
| Romanshorn to Masquefa | 559.21 mi (899.97 km) |
| Romanshorn to Matadepera | 547.00 mi (880.31 km) |
| Romanshorn to Mazarron | 875.07 mi (1,408.28 km) |
| Romanshorn to Meco | 792.74 mi (1,275.79 km) |
| Romanshorn to Medina del Campo | 824.64 mi (1,327.12 km) |
| Romanshorn to Medina Sidonia | 1,092.84 mi (1,758.76 km) |
| Romanshorn to Mejorada del Campo | 802.35 mi (1,291.25 km) |
| Romanshorn to Meliana | 736.79 mi (1,185.75 km) |
| Romanshorn to Mengibar | 938.53 mi (1,510.42 km) |
| Romanshorn to Merida | 987.91 mi (1,589.88 km) |
| Romanshorn to Miajadas | 965.70 mi (1,554.15 km) |
| Romanshorn to Mieres | 790.59 mi (1,272.33 km) |
| Romanshorn to Miguelturra | 892.75 mi (1,436.74 km) |
| Romanshorn to Mijas | 1,040.14 mi (1,673.95 km) |
