| Romanshorn to Marsala | 692.44 mi (1,114.38 km) |
| Romanshorn to Marsciano | 352.15 mi (566.73 km) |
| Romanshorn to Martano | 675.28 mi (1,086.75 km) |
| Romanshorn to Martellago | 192.67 mi (310.07 km) |
| Romanshorn to Martina Franca | 616.87 mi (992.76 km) |
| Romanshorn to Martinengo | 139.09 mi (223.84 km) |
| Romanshorn to Martinsicuro | 392.04 mi (630.93 km) |
| Romanshorn to Mascali | 739.67 mi (1,190.39 km) |
| Romanshorn to Mascalucia | 748.49 mi (1,204.59 km) |
| Romanshorn to Masera di Padova | 195.90 mi (315.27 km) |
| Romanshorn to Maserada sul Piave | 188.15 mi (302.79 km) |
| Romanshorn to Massa | 246.76 mi (397.13 km) |
| Romanshorn to Massa Lombarda | 245.36 mi (394.87 km) |
| Romanshorn to Massafra | 616.59 mi (992.31 km) |
| Romanshorn to Massalubrense | 539.89 mi (868.87 km) |
