| Accokeek to Mangualde | 3,587.20 mi (5,773.04 km) |
| Accokeek to Marco de Canavezes | 3,553.55 mi (5,718.89 km) |
| Accokeek to Marinha Grande | 3,551.97 mi (5,716.34 km) |
| Accokeek to Massama | 3,561.22 mi (5,731.23 km) |
| Accokeek to Matosinhos | 3,526.90 mi (5,675.99 km) |
| Accokeek to Mealhada | 3,559.31 mi (5,728.15 km) |
| Accokeek to Melgaco | 3,524.83 mi (5,672.66 km) |
| Accokeek to Melres | 3,544.37 mi (5,704.11 km) |
| Accokeek to Mira | 3,544.18 mi (5,703.81 km) |
| Accokeek to Miranda do Corvo | 3,572.33 mi (5,749.12 km) |
| Accokeek to Mirandela | 3,592.67 mi (5,781.84 km) |
| Accokeek to Mogadouro | 3,618.94 mi (5,824.12 km) |
| Accokeek to Moimenta da Beira | 3,584.71 mi (5,769.03 km) |
| Accokeek to Moita | 3,578.57 mi (5,759.15 km) |
| Accokeek to Moncao | 3,515.64 mi (5,657.88 km) |
