| Oirschot to Marco de Canavezes | 955.99 mi (1,538.52 km) |
| Oirschot to Marinha Grande | 1,060.19 mi (1,706.21 km) |
| Oirschot to Massama | 1,127.04 mi (1,813.80 km) |
| Oirschot to Matosinhos | 973.50 mi (1,566.69 km) |
| Oirschot to Mealhada | 1,009.73 mi (1,625.01 km) |
| Oirschot to Melgaco | 909.32 mi (1,463.41 km) |
| Oirschot to Melres | 970.29 mi (1,561.53 km) |
| Oirschot to Mira | 1,015.75 mi (1,634.69 km) |
| Oirschot to Miranda do Corvo | 1,022.10 mi (1,644.91 km) |
| Oirschot to Mirandela | 909.21 mi (1,463.24 km) |
| Oirschot to Mogadouro | 903.73 mi (1,454.42 km) |
| Oirschot to Moimenta da Beira | 950.67 mi (1,529.95 km) |
| Oirschot to Moita | 1,124.50 mi (1,809.71 km) |
| Oirschot to Moncao | 918.65 mi (1,478.42 km) |
| Oirschot to Montalegre | 909.69 mi (1,464.00 km) |
