| Rankweil to Marco de Canavezes | 973.42 mi (1,566.57 km) |
| Rankweil to Marinha Grande | 1,062.41 mi (1,709.78 km) |
| Rankweil to Massama | 1,118.00 mi (1,799.25 km) |
| Rankweil to Matosinhos | 997.86 mi (1,605.90 km) |
| Rankweil to Mealhada | 1,016.51 mi (1,635.92 km) |
| Rankweil to Melgaco | 946.52 mi (1,523.28 km) |
| Rankweil to Melres | 988.73 mi (1,591.20 km) |
| Rankweil to Mira | 1,027.00 mi (1,652.80 km) |
| Rankweil to Miranda do Corvo | 1,022.49 mi (1,645.54 km) |
| Rankweil to Mirandela | 919.69 mi (1,480.09 km) |
| Rankweil to Mogadouro | 904.79 mi (1,456.11 km) |
| Rankweil to Moimenta da Beira | 957.26 mi (1,540.56 km) |
| Rankweil to Moita | 1,110.19 mi (1,786.68 km) |
| Rankweil to Moncao | 957.58 mi (1,541.07 km) |
| Rankweil to Montalegre | 934.96 mi (1,504.68 km) |
