| Sonthofen to Marco de Canavezes | 1,006.94 mi (1,620.52 km) |
| Sonthofen to Marinha Grande | 1,096.25 mi (1,764.25 km) |
| Sonthofen to Massama | 1,152.01 mi (1,853.98 km) |
| Sonthofen to Matosinhos | 1,031.27 mi (1,659.67 km) |
| Sonthofen to Mealhada | 1,050.26 mi (1,690.23 km) |
| Sonthofen to Melgaco | 979.57 mi (1,576.47 km) |
| Sonthofen to Melres | 1,022.24 mi (1,645.14 km) |
| Sonthofen to Mira | 1,060.69 mi (1,707.01 km) |
| Sonthofen to Miranda do Corvo | 1,056.33 mi (1,700.00 km) |
| Sonthofen to Mirandela | 953.26 mi (1,534.13 km) |
| Sonthofen to Mogadouro | 938.50 mi (1,510.37 km) |
| Sonthofen to Moimenta da Beira | 990.94 mi (1,594.77 km) |
| Sonthofen to Moita | 1,144.25 mi (1,841.48 km) |
| Sonthofen to Moncao | 990.61 mi (1,594.23 km) |
| Sonthofen to Montalegre | 968.27 mi (1,558.28 km) |
