| Conroe to Mangualde | 4,783.18 mi (7,697.79 km) |
| Conroe to Marco de Canavezes | 4,749.10 mi (7,642.94 km) |
| Conroe to Marinha Grande | 4,748.66 mi (7,642.24 km) |
| Conroe to Massama | 4,758.02 mi (7,657.29 km) |
| Conroe to Matosinhos | 4,722.61 mi (7,600.31 km) |
| Conroe to Mealhada | 4,755.61 mi (7,653.42 km) |
| Conroe to Melgaco | 4,719.27 mi (7,594.92 km) |
| Conroe to Melres | 4,740.11 mi (7,628.47 km) |
| Conroe to Mira | 4,740.51 mi (7,629.12 km) |
| Conroe to Miranda do Corvo | 4,768.79 mi (7,674.63 km) |
| Conroe to Mirandela | 4,787.53 mi (7,704.78 km) |
| Conroe to Mogadouro | 4,813.81 mi (7,747.08 km) |
| Conroe to Moimenta da Beira | 4,780.30 mi (7,693.14 km) |
| Conroe to Moita | 4,775.37 mi (7,685.21 km) |
| Conroe to Moncao | 4,710.23 mi (7,580.38 km) |
