| Wiltz to Marco de Canavezes | 909.55 mi (1,463.77 km) |
| Wiltz to Marinha Grande | 1,010.64 mi (1,626.47 km) |
| Wiltz to Massama | 1,075.02 mi (1,730.07 km) |
| Wiltz to Matosinhos | 929.37 mi (1,495.67 km) |
| Wiltz to Mealhada | 960.89 mi (1,546.40 km) |
| Wiltz to Melgaco | 868.15 mi (1,397.15 km) |
| Wiltz to Melres | 924.34 mi (1,487.59 km) |
| Wiltz to Mira | 968.29 mi (1,558.31 km) |
| Wiltz to Miranda do Corvo | 971.57 mi (1,563.58 km) |
| Wiltz to Mirandela | 860.02 mi (1,384.06 km) |
| Wiltz to Mogadouro | 851.72 mi (1,370.70 km) |
| Wiltz to Moimenta da Beira | 900.96 mi (1,449.96 km) |
| Wiltz to Moita | 1,070.97 mi (1,723.55 km) |
| Wiltz to Moncao | 878.16 mi (1,413.25 km) |
| Wiltz to Montalegre | 864.89 mi (1,391.91 km) |
