| Terre Haute to Mangualde | 4,056.58 mi (6,528.43 km) |
| Terre Haute to Marco de Canavezes | 4,020.29 mi (6,470.03 km) |
| Terre Haute to Marinha Grande | 4,028.63 mi (6,483.46 km) |
| Terre Haute to Massama | 4,044.07 mi (6,508.30 km) |
| Terre Haute to Matosinhos | 3,994.74 mi (6,428.91 km) |
| Terre Haute to Mealhada | 4,031.37 mi (6,487.86 km) |
| Terre Haute to Melgaco | 3,986.09 mi (6,415.00 km) |
| Terre Haute to Melres | 4,012.30 mi (6,457.18 km) |
| Terre Haute to Mira | 4,016.52 mi (6,463.97 km) |
| Terre Haute to Miranda do Corvo | 4,045.80 mi (6,511.08 km) |
| Terre Haute to Mirandela | 4,055.61 mi (6,526.88 km) |
| Terre Haute to Mogadouro | 4,081.84 mi (6,569.09 km) |
| Terre Haute to Moimenta da Beira | 4,051.57 mi (6,520.37 km) |
| Terre Haute to Moita | 4,061.42 mi (6,536.22 km) |
| Terre Haute to Moncao | 3,977.61 mi (6,401.34 km) |
