| Benicia to Mangualde | 5,604.25 mi (9,019.17 km) |
| Benicia to Marco de Canavezes | 5,562.02 mi (8,951.21 km) |
| Benicia to Marinha Grande | 5,599.53 mi (9,011.58 km) |
| Benicia to Massama | 5,632.83 mi (9,065.17 km) |
| Benicia to Matosinhos | 5,541.11 mi (8,917.56 km) |
| Benicia to Mealhada | 5,588.37 mi (8,993.62 km) |
| Benicia to Melgaco | 5,513.56 mi (8,873.22 km) |
| Benicia to Melres | 5,558.03 mi (8,944.79 km) |
| Benicia to Mira | 5,575.12 mi (8,972.29 km) |
| Benicia to Miranda do Corvo | 5,606.25 mi (9,022.39 km) |
| Benicia to Mirandela | 5,584.15 mi (8,986.82 km) |
| Benicia to Mogadouro | 5,608.80 mi (9,026.49 km) |
| Benicia to Moimenta da Beira | 5,591.99 mi (8,999.44 km) |
| Benicia to Moita | 5,649.37 mi (9,091.78 km) |
| Benicia to Moncao | 5,507.60 mi (8,863.63 km) |
