| Granbury to Mangualde | 4,806.72 mi (7,735.67 km) |
| Granbury to Marco de Canavezes | 4,771.13 mi (7,678.39 km) |
| Granbury to Marinha Grande | 4,776.43 mi (7,686.92 km) |
| Granbury to Massama | 4,789.53 mi (7,708.00 km) |
| Granbury to Matosinhos | 4,745.26 mi (7,636.75 km) |
| Granbury to Mealhada | 4,780.69 mi (7,693.78 km) |
| Granbury to Melgaco | 4,738.25 mi (7,625.47 km) |
| Granbury to Melres | 4,762.82 mi (7,665.01 km) |
| Granbury to Mira | 4,765.74 mi (7,669.72 km) |
| Granbury to Miranda do Corvo | 4,794.69 mi (7,716.30 km) |
| Granbury to Mirandela | 4,807.44 mi (7,736.82 km) |
| Granbury to Mogadouro | 4,833.70 mi (7,779.09 km) |
| Granbury to Moimenta da Beira | 4,802.40 mi (7,728.72 km) |
| Granbury to Moita | 4,806.89 mi (7,735.94 km) |
| Granbury to Moncao | 4,729.59 mi (7,611.55 km) |
