| Dieppe to Marco de Canavezes | 749.67 mi (1,206.48 km) |
| Dieppe to Marinha Grande | 855.37 mi (1,376.58 km) |
| Dieppe to Massama | 923.68 mi (1,486.53 km) |
| Dieppe to Matosinhos | 765.66 mi (1,232.21 km) |
| Dieppe to Mealhada | 804.71 mi (1,295.05 km) |
| Dieppe to Melgaco | 700.18 mi (1,126.84 km) |
| Dieppe to Melres | 763.57 mi (1,228.84 km) |
| Dieppe to Mira | 809.75 mi (1,303.16 km) |
| Dieppe to Miranda do Corvo | 818.22 mi (1,316.79 km) |
| Dieppe to Mirandela | 705.14 mi (1,134.82 km) |
| Dieppe to Mogadouro | 701.93 mi (1,129.64 km) |
| Dieppe to Moimenta da Beira | 746.65 mi (1,201.62 km) |
| Dieppe to Moita | 922.34 mi (1,484.36 km) |
| Dieppe to Moncao | 709.12 mi (1,141.22 km) |
| Dieppe to Montalegre | 702.62 mi (1,130.75 km) |
