| Clinton to Mangualde | 3,580.29 mi (5,761.91 km) |
| Clinton to Marco de Canavezes | 3,546.62 mi (5,707.73 km) |
| Clinton to Marinha Grande | 3,545.12 mi (5,705.31 km) |
| Clinton to Massama | 3,554.43 mi (5,720.30 km) |
| Clinton to Matosinhos | 3,519.97 mi (5,664.84 km) |
| Clinton to Mealhada | 3,552.41 mi (5,717.06 km) |
| Clinton to Melgaco | 3,517.85 mi (5,661.43 km) |
| Clinton to Melres | 3,537.44 mi (5,692.96 km) |
| Clinton to Mira | 3,537.29 mi (5,692.72 km) |
| Clinton to Miranda do Corvo | 3,565.45 mi (5,738.04 km) |
| Clinton to Mirandela | 3,585.70 mi (5,770.63 km) |
| Clinton to Mogadouro | 3,611.97 mi (5,812.91 km) |
| Clinton to Moimenta da Beira | 3,577.77 mi (5,757.86 km) |
| Clinton to Moita | 3,571.78 mi (5,748.22 km) |
| Clinton to Moncao | 3,508.67 mi (5,646.65 km) |
