| Galena Park to Mangualde | 4,794.50 mi (7,716.00 km) |
| Galena Park to Marco de Canavezes | 4,760.75 mi (7,661.68 km) |
| Galena Park to Marinha Grande | 4,759.11 mi (7,659.04 km) |
| Galena Park to Massama | 4,767.67 mi (7,672.83 km) |
| Galena Park to Matosinhos | 4,734.14 mi (7,618.86 km) |
| Galena Park to Mealhada | 4,766.62 mi (7,671.13 km) |
| Galena Park to Melgaco | 4,731.55 mi (7,614.69 km) |
| Galena Park to Melres | 4,751.62 mi (7,646.99 km) |
| Galena Park to Mira | 4,751.49 mi (7,646.79 km) |
| Galena Park to Miranda do Corvo | 4,779.62 mi (7,692.05 km) |
| Galena Park to Mirandela | 4,799.59 mi (7,724.20 km) |
| Galena Park to Mogadouro | 4,825.87 mi (7,766.49 km) |
| Galena Park to Moimenta da Beira | 4,791.91 mi (7,711.83 km) |
| Galena Park to Moita | 4,785.01 mi (7,700.73 km) |
| Galena Park to Moncao | 4,722.44 mi (7,600.03 km) |
