| Siechnice to Marco de Canavezes | 1,380.08 mi (2,221.03 km) |
| Siechnice to Marinha Grande | 1,474.72 mi (2,373.33 km) |
| Siechnice to Massama | 1,533.80 mi (2,468.41 km) |
| Siechnice to Matosinhos | 1,402.64 mi (2,257.33 km) |
| Siechnice to Mealhada | 1,426.99 mi (2,296.52 km) |
| Siechnice to Melgaco | 1,346.04 mi (2,166.24 km) |
| Siechnice to Melres | 1,395.29 mi (2,245.51 km) |
| Siechnice to Mira | 1,436.30 mi (2,311.50 km) |
| Siechnice to Miranda do Corvo | 1,434.84 mi (2,309.15 km) |
| Siechnice to Mirandela | 1,327.67 mi (2,136.69 km) |
| Siechnice to Mogadouro | 1,315.31 mi (2,116.79 km) |
| Siechnice to Moimenta da Beira | 1,366.98 mi (2,199.94 km) |
| Siechnice to Moita | 1,527.17 mi (2,457.74 km) |
| Siechnice to Moncao | 1,356.65 mi (2,183.32 km) |
| Siechnice to Montalegre | 1,338.46 mi (2,154.04 km) |
