| Simmerath to Marco de Canavezes | 948.84 mi (1,527.02 km) |
| Simmerath to Marinha Grande | 1,050.81 mi (1,691.11 km) |
| Simmerath to Massama | 1,115.83 mi (1,795.75 km) |
| Simmerath to Matosinhos | 968.09 mi (1,557.99 km) |
| Simmerath to Mealhada | 1,000.84 mi (1,610.70 km) |
| Simmerath to Melgaco | 906.01 mi (1,458.09 km) |
| Simmerath to Melres | 963.53 mi (1,550.65 km) |
| Simmerath to Mira | 1,007.90 mi (1,622.06 km) |
| Simmerath to Miranda do Corvo | 1,011.94 mi (1,628.56 km) |
| Simmerath to Mirandela | 899.95 mi (1,448.33 km) |
| Simmerath to Mogadouro | 892.33 mi (1,436.06 km) |
| Simmerath to Moimenta da Beira | 941.07 mi (1,514.50 km) |
| Simmerath to Moita | 1,112.13 mi (1,789.80 km) |
| Simmerath to Moncao | 915.85 mi (1,473.92 km) |
| Simmerath to Montalegre | 903.71 mi (1,454.39 km) |
