| Geisenfeld to Marco de Canavezes | 1,091.29 mi (1,756.27 km) |
| Geisenfeld to Marinha Grande | 1,183.35 mi (1,904.42 km) |
| Geisenfeld to Massama | 1,240.88 mi (1,997.01 km) |
| Geisenfeld to Matosinhos | 1,114.81 mi (1,794.11 km) |
| Geisenfeld to Mealhada | 1,136.43 mi (1,828.91 km) |
| Geisenfeld to Melgaco | 1,060.73 mi (1,707.09 km) |
| Geisenfeld to Melres | 1,106.57 mi (1,780.86 km) |
| Geisenfeld to Mira | 1,146.32 mi (1,844.82 km) |
| Geisenfeld to Miranda do Corvo | 1,143.41 mi (1,840.14 km) |
| Geisenfeld to Mirandela | 1,038.16 mi (1,670.75 km) |
| Geisenfeld to Mogadouro | 1,024.58 mi (1,648.90 km) |
| Geisenfeld to Moimenta da Beira | 1,076.70 mi (1,732.78 km) |
| Geisenfeld to Moita | 1,233.73 mi (1,985.49 km) |
| Geisenfeld to Moncao | 1,071.60 mi (1,724.57 km) |
| Geisenfeld to Montalegre | 1,051.15 mi (1,691.65 km) |
