| Sete to Marco de Canavezes | 624.06 mi (1,004.33 km) |
| Sete to Marinha Grande | 699.09 mi (1,125.08 km) |
| Sete to Massama | 746.96 mi (1,202.11 km) |
| Sete to Matosinhos | 651.27 mi (1,048.12 km) |
| Sete to Mealhada | 658.00 mi (1,058.95 km) |
| Sete to Melgaco | 612.86 mi (986.31 km) |
| Sete to Melres | 638.95 mi (1,028.29 km) |
| Sete to Mira | 670.50 mi (1,079.06 km) |
| Sete to Miranda do Corvo | 660.10 mi (1,062.33 km) |
| Sete to Mirandela | 569.87 mi (917.11 km) |
| Sete to Mogadouro | 550.14 mi (885.36 km) |
| Sete to Moimenta da Beira | 602.24 mi (969.21 km) |
| Sete to Moita | 737.05 mi (1,186.16 km) |
| Sete to Moncao | 624.19 mi (1,004.54 km) |
| Sete to Montalegre | 593.83 mi (955.68 km) |
