| Sesimbra to Mangualde | 165.44 mi (266.25 km) |
| Sesimbra to Marco de Canavezes | 195.88 mi (315.24 km) |
| Sesimbra to Marinha Grande | 90.70 mi (145.96 km) |
| Sesimbra to Massama | 23.61 mi (38.00 km) |
| Sesimbra to Matosinhos | 190.47 mi (306.53 km) |
| Sesimbra to Mealhada | 138.43 mi (222.77 km) |
| Sesimbra to Melgaco | 257.55 mi (414.48 km) |
| Sesimbra to Melres | 185.00 mi (297.73 km) |
| Sesimbra to Mira | 138.85 mi (223.46 km) |
| Sesimbra to Miranda do Corvo | 121.56 mi (195.63 km) |
| Sesimbra to Mirandela | 233.39 mi (375.61 km) |
| Sesimbra to Mogadouro | 236.24 mi (380.19 km) |
| Sesimbra to Moimenta da Beira | 192.19 mi (309.30 km) |
| Sesimbra to Moita | 15.58 mi (25.07 km) |
| Sesimbra to Moncao | 252.90 mi (407.00 km) |
