| King of Prussia to Mangualde | 3,467.49 mi (5,580.38 km) |
| King of Prussia to Marco de Canavezes | 3,433.34 mi (5,525.42 km) |
| King of Prussia to Marinha Grande | 3,433.64 mi (5,525.91 km) |
| King of Prussia to Massama | 3,444.21 mi (5,542.92 km) |
| King of Prussia to Matosinhos | 3,406.86 mi (5,482.81 km) |
| King of Prussia to Mealhada | 3,440.08 mi (5,536.27 km) |
| King of Prussia to Melgaco | 3,403.65 mi (5,477.65 km) |
| King of Prussia to Melres | 3,424.36 mi (5,510.98 km) |
| King of Prussia to Mira | 3,425.00 mi (5,512.00 km) |
| King of Prussia to Miranda do Corvo | 3,453.38 mi (5,557.68 km) |
| King of Prussia to Mirandela | 3,471.82 mi (5,587.35 km) |
| King of Prussia to Mogadouro | 3,498.10 mi (5,629.65 km) |
| King of Prussia to Moimenta da Beira | 3,464.53 mi (5,575.62 km) |
| King of Prussia to Moita | 3,461.57 mi (5,570.86 km) |
| King of Prussia to Moncao | 3,394.58 mi (5,463.04 km) |
