| Romanshorn to Melzo | 142.60 mi (229.50 km) |
| Romanshorn to Mendicino | 667.75 mi (1,074.64 km) |
| Romanshorn to Menfi | 711.78 mi (1,145.50 km) |
| Romanshorn to Mentana | 415.78 mi (669.14 km) |
| Romanshorn to Merano | 104.88 mi (168.79 km) |
| Romanshorn to Merate | 128.81 mi (207.29 km) |
| Romanshorn to Mercato San Severino | 539.44 mi (868.15 km) |
| Romanshorn to Mercogliano | 530.33 mi (853.49 km) |
| Romanshorn to Mesagne | 639.10 mi (1,028.53 km) |
| Romanshorn to Messina | 718.86 mi (1,156.90 km) |
| Romanshorn to Mestre | 198.16 mi (318.91 km) |
| Romanshorn to Mestrino | 185.62 mi (298.73 km) |
| Romanshorn to Milan | 145.08 mi (233.48 km) |
| Romanshorn to Milazzo | 710.57 mi (1,143.55 km) |
| Romanshorn to Minerbio | 227.37 mi (365.91 km) |
