| Gummersbach to Marco de Canavezes | 1,011.04 mi (1,627.11 km) |
| Gummersbach to Marinha Grande | 1,112.66 mi (1,790.65 km) |
| Gummersbach to Massama | 1,177.36 mi (1,894.78 km) |
| Gummersbach to Matosinhos | 1,030.47 mi (1,658.38 km) |
| Gummersbach to Mealhada | 1,062.79 mi (1,710.39 km) |
| Gummersbach to Melgaco | 968.61 mi (1,558.82 km) |
| Gummersbach to Melres | 1,025.77 mi (1,650.81 km) |
| Gummersbach to Mira | 1,069.98 mi (1,721.97 km) |
| Gummersbach to Miranda do Corvo | 1,073.69 mi (1,727.94 km) |
| Gummersbach to Mirandela | 961.89 mi (1,548.02 km) |
| Gummersbach to Mogadouro | 953.95 mi (1,535.24 km) |
| Gummersbach to Moimenta da Beira | 1,002.94 mi (1,614.07 km) |
| Gummersbach to Moita | 1,173.46 mi (1,888.50 km) |
| Gummersbach to Moncao | 978.48 mi (1,574.71 km) |
| Gummersbach to Montalegre | 966.06 mi (1,554.72 km) |
