| Spoleto to Marco de Canavezes | 1,073.08 mi (1,726.96 km) |
| Spoleto to Marinha Grande | 1,138.74 mi (1,832.63 km) |
| Spoleto to Massama | 1,178.43 mi (1,896.50 km) |
| Spoleto to Matosinhos | 1,100.97 mi (1,771.85 km) |
| Spoleto to Mealhada | 1,101.80 mi (1,773.17 km) |
| Spoleto to Melgaco | 1,066.57 mi (1,716.49 km) |
| Spoleto to Melres | 1,087.57 mi (1,750.27 km) |
| Spoleto to Mira | 1,115.25 mi (1,794.82 km) |
| Spoleto to Miranda do Corvo | 1,101.27 mi (1,772.32 km) |
| Spoleto to Mirandela | 1,019.58 mi (1,640.85 km) |
| Spoleto to Mogadouro | 998.15 mi (1,606.37 km) |
| Spoleto to Moimenta da Beira | 1,049.06 mi (1,688.30 km) |
| Spoleto to Moita | 1,166.35 mi (1,877.07 km) |
| Spoleto to Moncao | 1,077.86 mi (1,734.64 km) |
| Spoleto to Montalegre | 1,046.04 mi (1,683.44 km) |
