| Selb to Marco de Canavezes | 1,153.62 mi (1,856.58 km) |
| Selb to Marinha Grande | 1,249.48 mi (2,010.85 km) |
| Selb to Massama | 1,309.68 mi (2,107.72 km) |
| Selb to Matosinhos | 1,175.81 mi (1,892.28 km) |
| Selb to Mealhada | 1,201.32 mi (1,933.33 km) |
| Selb to Melgaco | 1,118.57 mi (1,800.17 km) |
| Selb to Melres | 1,168.79 mi (1,880.99 km) |
| Selb to Mira | 1,210.32 mi (1,947.82 km) |
| Selb to Miranda do Corvo | 1,209.67 mi (1,946.78 km) |
| Selb to Mirandela | 1,101.58 mi (1,772.82 km) |
| Selb to Mogadouro | 1,089.86 mi (1,753.95 km) |
| Selb to Moimenta da Beira | 1,141.22 mi (1,836.61 km) |
| Selb to Moita | 1,303.56 mi (2,097.88 km) |
| Selb to Moncao | 1,129.13 mi (1,817.16 km) |
| Selb to Montalegre | 1,111.51 mi (1,788.81 km) |
