| Caldas da Rainha to Melzo | 1,032.08 mi (1,660.97 km) |
| Caldas da Rainha to Mendicino | 1,349.22 mi (2,171.36 km) |
| Caldas da Rainha to Menfi | 1,198.55 mi (1,928.88 km) |
| Caldas da Rainha to Mentana | 1,151.91 mi (1,853.82 km) |
| Caldas da Rainha to Merano | 1,136.66 mi (1,829.28 km) |
| Caldas da Rainha to Merate | 1,037.08 mi (1,669.01 km) |
| Caldas da Rainha to Mercato San Severino | 1,263.01 mi (2,032.62 km) |
| Caldas da Rainha to Mercogliano | 1,261.21 mi (2,029.72 km) |
| Caldas da Rainha to Mesagne | 1,422.64 mi (2,289.52 km) |
| Caldas da Rainha to Messina | 1,327.97 mi (2,137.16 km) |
| Caldas da Rainha to Mestre | 1,163.57 mi (1,872.58 km) |
| Caldas da Rainha to Mestrino | 1,140.72 mi (1,835.80 km) |
| Caldas da Rainha to Milan | 1,020.92 mi (1,643.01 km) |
| Caldas da Rainha to Milazzo | 1,310.77 mi (2,109.47 km) |
| Caldas da Rainha to Minerbio | 1,113.87 mi (1,792.59 km) |
