| Silver Springs Shores to Mangualde | 4,160.88 mi (6,696.29 km) |
| Silver Springs Shores to Marco de Canavezes | 4,131.45 mi (6,648.92 km) |
| Silver Springs Shores to Marinha Grande | 4,115.46 mi (6,623.19 km) |
| Silver Springs Shores to Massama | 4,114.82 mi (6,622.16 km) |
| Silver Springs Shores to Matosinhos | 4,103.66 mi (6,604.20 km) |
| Silver Springs Shores to Mealhada | 4,129.54 mi (6,645.86 km) |
| Silver Springs Shores to Melgaco | 4,110.52 mi (6,615.24 km) |
| Silver Springs Shores to Melres | 4,120.73 mi (6,631.67 km) |
| Silver Springs Shores to Mira | 4,114.25 mi (6,621.24 km) |
| Silver Springs Shores to Miranda do Corvo | 4,140.32 mi (6,663.19 km) |
| Silver Springs Shores to Mirandela | 4,175.15 mi (6,719.25 km) |
| Silver Springs Shores to Mogadouro | 4,201.09 mi (6,761.01 km) |
| Silver Springs Shores to Moimenta da Beira | 4,161.96 mi (6,698.02 km) |
| Silver Springs Shores to Moita | 4,131.89 mi (6,649.64 km) |
| Silver Springs Shores to Moncao | 4,100.56 mi (6,599.21 km) |
