| Spanaway to Mangualde | 5,172.71 mi (8,324.68 km) |
| Spanaway to Marco de Canavezes | 5,129.01 mi (8,254.34 km) |
| Spanaway to Marinha Grande | 5,178.04 mi (8,333.25 km) |
| Spanaway to Massama | 5,218.58 mi (8,398.50 km) |
| Spanaway to Matosinhos | 5,110.51 mi (8,224.57 km) |
| Spanaway to Mealhada | 5,161.13 mi (8,306.04 km) |
| Spanaway to Melgaco | 5,075.90 mi (8,168.88 km) |
| Spanaway to Melres | 5,126.76 mi (8,250.72 km) |
| Spanaway to Mira | 5,148.87 mi (8,286.30 km) |
| Spanaway to Miranda do Corvo | 5,180.07 mi (8,336.51 km) |
| Spanaway to Mirandela | 5,145.26 mi (8,280.49 km) |
| Spanaway to Mogadouro | 5,168.71 mi (8,318.23 km) |
| Spanaway to Moimenta da Beira | 5,157.74 mi (8,300.58 km) |
| Spanaway to Moita | 5,234.37 mi (8,423.90 km) |
| Spanaway to Moncao | 5,071.09 mi (8,161.13 km) |
