| Diepholz to Marco de Canavezes | 1,104.66 mi (1,777.78 km) |
| Diepholz to Marinha Grande | 1,208.11 mi (1,944.26 km) |
| Diepholz to Massama | 1,274.25 mi (2,050.70 km) |
| Diepholz to Matosinhos | 1,122.74 mi (1,806.87 km) |
| Diepholz to Mealhada | 1,157.81 mi (1,863.31 km) |
| Diepholz to Melgaco | 1,059.10 mi (1,704.46 km) |
| Diepholz to Melres | 1,119.10 mi (1,801.01 km) |
| Diepholz to Mira | 1,164.21 mi (1,873.62 km) |
| Diepholz to Miranda do Corvo | 1,169.68 mi (1,882.42 km) |
| Diepholz to Mirandela | 1,057.07 mi (1,701.19 km) |
| Diepholz to Mogadouro | 1,050.70 mi (1,690.93 km) |
| Diepholz to Moimenta da Beira | 1,098.42 mi (1,767.74 km) |
| Diepholz to Moita | 1,271.18 mi (2,045.77 km) |
| Diepholz to Moncao | 1,068.56 mi (1,719.68 km) |
| Diepholz to Montalegre | 1,058.71 mi (1,703.82 km) |
