| Roswell to Mangualde | 4,098.75 mi (6,596.30 km) |
| Roswell to Marco de Canavezes | 4,065.90 mi (6,543.43 km) |
| Roswell to Marinha Grande | 4,061.27 mi (6,535.99 km) |
| Roswell to Massama | 4,068.22 mi (6,547.16 km) |
| Roswell to Matosinhos | 4,038.98 mi (6,500.11 km) |
| Roswell to Mealhada | 4,070.10 mi (6,550.19 km) |
| Roswell to Melgaco | 4,038.60 mi (6,499.50 km) |
| Roswell to Melres | 4,056.40 mi (6,528.14 km) |
| Roswell to Mira | 4,054.91 mi (6,525.75 km) |
| Roswell to Miranda do Corvo | 4,082.66 mi (6,570.41 km) |
| Roswell to Mirandela | 4,105.94 mi (6,607.87 km) |
| Roswell to Mogadouro | 4,132.18 mi (6,650.11 km) |
| Roswell to Moimenta da Beira | 4,096.97 mi (6,593.43 km) |
| Roswell to Moita | 4,085.53 mi (6,575.03 km) |
| Roswell to Moncao | 4,029.26 mi (6,484.47 km) |
