| Seligenstadt to Marco de Canavezes | 1,024.77 mi (1,649.21 km) |
| Seligenstadt to Marinha Grande | 1,123.03 mi (1,807.33 km) |
| Seligenstadt to Massama | 1,185.14 mi (1,907.29 km) |
| Seligenstadt to Matosinhos | 1,046.01 mi (1,683.38 km) |
| Seligenstadt to Mealhada | 1,074.09 mi (1,728.59 km) |
| Seligenstadt to Melgaco | 987.03 mi (1,588.47 km) |
| Seligenstadt to Melres | 1,039.81 mi (1,673.41 km) |
| Seligenstadt to Mira | 1,082.43 mi (1,742.01 km) |
| Seligenstadt to Miranda do Corvo | 1,083.45 mi (1,743.65 km) |
| Seligenstadt to Mirandela | 973.66 mi (1,566.96 km) |
| Seligenstadt to Mogadouro | 963.35 mi (1,550.36 km) |
| Seligenstadt to Moimenta da Beira | 1,013.94 mi (1,631.78 km) |
| Seligenstadt to Moita | 1,179.90 mi (1,898.87 km) |
| Seligenstadt to Moncao | 997.37 mi (1,605.12 km) |
| Seligenstadt to Montalegre | 981.52 mi (1,579.60 km) |
