| Shenandoah to Mangualde | 4,561.48 mi (7,341.00 km) |
| Shenandoah to Marco de Canavezes | 4,528.63 mi (7,288.13 km) |
| Shenandoah to Marinha Grande | 4,523.85 mi (7,280.44 km) |
| Shenandoah to Massama | 4,530.46 mi (7,291.07 km) |
| Shenandoah to Matosinhos | 4,501.72 mi (7,244.82 km) |
| Shenandoah to Mealhada | 4,532.80 mi (7,294.84 km) |
| Shenandoah to Melgaco | 4,501.23 mi (7,244.03 km) |
| Shenandoah to Melres | 4,519.14 mi (7,272.85 km) |
| Shenandoah to Mira | 4,517.62 mi (7,270.40 km) |
| Shenandoah to Miranda do Corvo | 4,545.34 mi (7,315.01 km) |
| Shenandoah to Mirandela | 4,568.62 mi (7,352.49 km) |
| Shenandoah to Mogadouro | 4,594.87 mi (7,394.73 km) |
| Shenandoah to Moimenta da Beira | 4,559.70 mi (7,338.13 km) |
| Shenandoah to Moita | 4,547.76 mi (7,318.92 km) |
| Shenandoah to Moncao | 4,491.91 mi (7,229.03 km) |
