| Seevetal to Marco de Canavezes | 1,192.14 mi (1,918.56 km) |
| Seevetal to Marinha Grande | 1,295.54 mi (2,084.97 km) |
| Seevetal to Massama | 1,361.60 mi (2,191.28 km) |
| Seevetal to Matosinhos | 1,210.21 mi (1,947.65 km) |
| Seevetal to Mealhada | 1,245.25 mi (2,004.04 km) |
| Seevetal to Melgaco | 1,146.53 mi (1,845.17 km) |
| Seevetal to Melres | 1,206.58 mi (1,941.80 km) |
| Seevetal to Mira | 1,251.68 mi (2,014.39 km) |
| Seevetal to Miranda do Corvo | 1,257.08 mi (2,023.08 km) |
| Seevetal to Mirandela | 1,144.50 mi (1,841.90 km) |
| Seevetal to Mogadouro | 1,138.04 mi (1,831.49 km) |
| Seevetal to Moimenta da Beira | 1,185.85 mi (1,908.43 km) |
| Seevetal to Moita | 1,358.47 mi (2,186.24 km) |
| Seevetal to Moncao | 1,155.98 mi (1,860.37 km) |
| Seevetal to Montalegre | 1,146.19 mi (1,844.61 km) |
