| Davidson to Mangualde | 3,875.47 mi (6,236.97 km) |
| Davidson to Marco de Canavezes | 3,842.75 mi (6,184.31 km) |
| Davidson to Marinha Grande | 3,837.75 mi (6,176.26 km) |
| Davidson to Massama | 3,844.57 mi (6,187.24 km) |
| Davidson to Matosinhos | 3,815.79 mi (6,140.92 km) |
| Davidson to Mealhada | 3,846.72 mi (6,190.70 km) |
| Davidson to Melgaco | 3,815.75 mi (6,140.86 km) |
| Davidson to Melres | 3,833.20 mi (6,168.93 km) |
| Davidson to Mira | 3,831.53 mi (6,166.25 km) |
| Davidson to Miranda do Corvo | 3,859.23 mi (6,210.83 km) |
| Davidson to Mirandela | 3,882.97 mi (6,249.04 km) |
| Davidson to Mogadouro | 3,909.21 mi (6,291.26 km) |
| Davidson to Moimenta da Beira | 3,873.80 mi (6,234.28 km) |
| Davidson to Moita | 3,861.88 mi (6,215.10 km) |
| Davidson to Moncao | 3,806.38 mi (6,125.78 km) |
