| Oostkamp to Marco de Canavezes | 876.20 mi (1,410.10 km) |
| Oostkamp to Marinha Grande | 981.52 mi (1,579.60 km) |
| Oostkamp to Massama | 1,049.43 mi (1,688.90 km) |
| Oostkamp to Matosinhos | 892.56 mi (1,436.44 km) |
| Oostkamp to Mealhada | 930.90 mi (1,498.13 km) |
| Oostkamp to Melgaco | 827.33 mi (1,331.45 km) |
| Oostkamp to Melres | 890.20 mi (1,432.64 km) |
| Oostkamp to Mira | 936.21 mi (1,506.69 km) |
| Oostkamp to Miranda do Corvo | 944.07 mi (1,519.33 km) |
| Oostkamp to Mirandela | 830.98 mi (1,337.33 km) |
| Oostkamp to Mogadouro | 827.01 mi (1,330.94 km) |
| Oostkamp to Moimenta da Beira | 872.50 mi (1,404.16 km) |
| Oostkamp to Moita | 1,047.70 mi (1,686.11 km) |
| Oostkamp to Moncao | 836.33 mi (1,345.94 km) |
| Oostkamp to Montalegre | 829.31 mi (1,334.65 km) |
