| Gengenbach to Marco de Canavezes | 933.63 mi (1,502.53 km) |
| Gengenbach to Marinha Grande | 1,028.33 mi (1,654.94 km) |
| Gengenbach to Massama | 1,087.99 mi (1,750.95 km) |
| Gengenbach to Matosinhos | 956.36 mi (1,539.11 km) |
| Gengenbach to Mealhada | 980.49 mi (1,577.94 km) |
| Gengenbach to Melgaco | 900.54 mi (1,449.28 km) |
| Gengenbach to Melres | 948.85 mi (1,527.02 km) |
| Gengenbach to Mira | 989.77 mi (1,592.88 km) |
| Gengenbach to Miranda do Corvo | 988.47 mi (1,590.80 km) |
| Gengenbach to Mirandela | 881.15 mi (1,418.07 km) |
| Gengenbach to Mogadouro | 868.85 mi (1,398.28 km) |
| Gengenbach to Moimenta da Beira | 920.46 mi (1,481.34 km) |
| Gengenbach to Moita | 1,081.72 mi (1,740.86 km) |
| Gengenbach to Moncao | 911.26 mi (1,466.54 km) |
| Gengenbach to Montalegre | 892.28 mi (1,435.98 km) |
