| Palm Bay to Mangualde | 4,134.73 mi (6,654.21 km) |
| Palm Bay to Marco de Canavezes | 4,106.42 mi (6,608.64 km) |
| Palm Bay to Marinha Grande | 4,086.98 mi (6,577.36 km) |
| Palm Bay to Massama | 4,084.04 mi (6,572.62 km) |
| Palm Bay to Matosinhos | 4,078.42 mi (6,563.58 km) |
| Palm Bay to Mealhada | 4,102.64 mi (6,602.56 km) |
| Palm Bay to Melgaco | 4,087.51 mi (6,578.21 km) |
| Palm Bay to Melres | 4,095.35 mi (6,590.82 km) |
| Palm Bay to Mira | 4,087.34 mi (6,577.94 km) |
| Palm Bay to Miranda do Corvo | 4,112.84 mi (6,618.98 km) |
| Palm Bay to Mirandela | 4,151.15 mi (6,680.63 km) |
| Palm Bay to Mogadouro | 4,176.95 mi (6,722.14 km) |
| Palm Bay to Moimenta da Beira | 4,136.69 mi (6,657.36 km) |
| Palm Bay to Moita | 4,101.00 mi (6,599.93 km) |
| Palm Bay to Moncao | 4,077.37 mi (6,561.90 km) |
