| Longview to Mangualde | 4,660.86 mi (7,500.94 km) |
| Longview to Marco de Canavezes | 4,626.01 mi (7,444.85 km) |
| Longview to Marinha Grande | 4,628.50 mi (7,448.85 km) |
| Longview to Massama | 4,639.83 mi (7,467.08 km) |
| Longview to Matosinhos | 4,599.82 mi (7,402.70 km) |
| Longview to Mealhada | 4,634.06 mi (7,457.81 km) |
| Longview to Melgaco | 4,594.66 mi (7,394.39 km) |
| Longview to Melres | 4,617.36 mi (7,430.92 km) |
| Longview to Mira | 4,619.04 mi (7,433.62 km) |
| Longview to Miranda do Corvo | 4,647.67 mi (7,479.70 km) |
| Longview to Mirandela | 4,663.40 mi (7,505.01 km) |
| Longview to Mogadouro | 4,689.68 mi (7,547.31 km) |
| Longview to Moimenta da Beira | 4,657.26 mi (7,495.13 km) |
| Longview to Moita | 4,657.19 mi (7,495.02 km) |
| Longview to Moncao | 4,585.81 mi (7,380.14 km) |
