| Urdorf to Mangualde | 928.52 mi (1,494.31 km) |
| Urdorf to Marco de Canavezes | 922.63 mi (1,484.83 km) |
| Urdorf to Marinha Grande | 1,013.35 mi (1,630.83 km) |
| Urdorf to Massama | 1,070.25 mi (1,722.39 km) |
| Urdorf to Matosinhos | 946.63 mi (1,523.45 km) |
| Urdorf to Mealhada | 966.83 mi (1,555.97 km) |
| Urdorf to Melgaco | 894.08 mi (1,438.88 km) |
| Urdorf to Melres | 937.93 mi (1,509.45 km) |
| Urdorf to Mira | 976.98 mi (1,572.31 km) |
| Urdorf to Miranda do Corvo | 973.41 mi (1,566.55 km) |
| Urdorf to Mirandela | 869.17 mi (1,398.80 km) |
| Urdorf to Mogadouro | 854.99 mi (1,375.98 km) |
| Urdorf to Moimenta da Beira | 907.28 mi (1,460.13 km) |
| Urdorf to Moita | 1,062.92 mi (1,710.60 km) |
| Urdorf to Moncao | 905.07 mi (1,456.56 km) |
