| Worms to Marco de Canavezes | 987.69 mi (1,589.53 km) |
| Worms to Marinha Grande | 1,085.53 mi (1,747.00 km) |
| Worms to Massama | 1,147.38 mi (1,846.53 km) |
| Worms to Matosinhos | 1,009.13 mi (1,624.04 km) |
| Worms to Mealhada | 1,036.72 mi (1,668.44 km) |
| Worms to Melgaco | 950.57 mi (1,529.80 km) |
| Worms to Melres | 1,002.76 mi (1,613.78 km) |
| Worms to Mira | 1,045.18 mi (1,682.05 km) |
| Worms to Miranda do Corvo | 1,045.92 mi (1,683.24 km) |
| Worms to Mirandela | 936.39 mi (1,506.97 km) |
| Worms to Mogadouro | 925.83 mi (1,489.98 km) |
| Worms to Moimenta da Beira | 976.56 mi (1,571.63 km) |
| Worms to Moita | 1,142.04 mi (1,837.94 km) |
| Worms to Moncao | 960.98 mi (1,546.55 km) |
| Worms to Montalegre | 944.67 mi (1,520.31 km) |
