| Camp Springs to Mangualde | 3,579.30 mi (5,760.33 km) |
| Camp Springs to Marco de Canavezes | 3,545.60 mi (5,706.09 km) |
| Camp Springs to Marinha Grande | 3,544.23 mi (5,703.89 km) |
| Camp Springs to Massama | 3,553.63 mi (5,719.01 km) |
| Camp Springs to Matosinhos | 3,518.96 mi (5,663.22 km) |
| Camp Springs to Mealhada | 3,551.46 mi (5,715.53 km) |
| Camp Springs to Melgaco | 3,516.76 mi (5,659.67 km) |
| Camp Springs to Melres | 3,536.44 mi (5,691.34 km) |
| Camp Springs to Mira | 3,536.34 mi (5,691.20 km) |
| Camp Springs to Miranda do Corvo | 3,564.52 mi (5,736.55 km) |
| Camp Springs to Mirandela | 3,584.64 mi (5,768.91 km) |
| Camp Springs to Mogadouro | 3,610.91 mi (5,811.20 km) |
| Camp Springs to Moimenta da Beira | 3,576.75 mi (5,756.23 km) |
| Camp Springs to Moita | 3,570.98 mi (5,746.93 km) |
| Camp Springs to Moncao | 3,507.59 mi (5,644.91 km) |
