| Royse City to Mangualde | 4,716.77 mi (7,590.91 km) |
| Royse City to Marco de Canavezes | 4,681.33 mi (7,533.87 km) |
| Royse City to Marinha Grande | 4,686.08 mi (7,541.52 km) |
| Royse City to Massama | 4,698.86 mi (7,562.09 km) |
| Royse City to Matosinhos | 4,655.39 mi (7,492.12 km) |
| Royse City to Mealhada | 4,690.59 mi (7,548.77 km) |
| Royse City to Melgaco | 4,648.76 mi (7,481.45 km) |
| Royse City to Melres | 4,672.94 mi (7,520.38 km) |
| Royse City to Mira | 4,675.63 mi (7,524.69 km) |
| Royse City to Miranda do Corvo | 4,704.51 mi (7,571.18 km) |
| Royse City to Mirandela | 4,717.86 mi (7,592.66 km) |
| Royse City to Mogadouro | 4,744.13 mi (7,634.93 km) |
| Royse City to Moimenta da Beira | 4,712.60 mi (7,584.19 km) |
| Royse City to Moita | 4,716.23 mi (7,590.03 km) |
| Royse City to Moncao | 4,640.06 mi (7,467.46 km) |
