| Sivasli to Mangualde | 1,985.39 mi (3,195.18 km) |
| Sivasli to Marco de Canavezes | 2,000.16 mi (3,218.95 km) |
| Sivasli to Marinha Grande | 2,055.86 mi (3,308.59 km) |
| Sivasli to Massama | 2,086.94 mi (3,358.61 km) |
| Sivasli to Matosinhos | 2,028.52 mi (3,264.59 km) |
| Sivasli to Mealhada | 2,023.44 mi (3,256.42 km) |
| Sivasli to Melgaco | 1,998.89 mi (3,216.91 km) |
| Sivasli to Melres | 2,014.11 mi (3,241.39 km) |
| Sivasli to Mira | 2,037.64 mi (3,279.26 km) |
| Sivasli to Miranda do Corvo | 2,020.45 mi (3,251.59 km) |
| Sivasli to Mirandela | 1,947.82 mi (3,134.72 km) |
| Sivasli to Mogadouro | 1,925.01 mi (3,098.01 km) |
| Sivasli to Moimenta da Beira | 1,974.25 mi (3,177.24 km) |
| Sivasli to Moita | 2,073.10 mi (3,336.34 km) |
| Sivasli to Moncao | 2,010.07 mi (3,234.90 km) |
