| Mettet to Marco de Canavezes | 880.63 mi (1,417.23 km) |
| Mettet to Marinha Grande | 983.64 mi (1,583.02 km) |
| Mettet to Massama | 1,049.56 mi (1,689.11 km) |
| Mettet to Matosinhos | 899.17 mi (1,447.07 km) |
| Mettet to Mealhada | 933.42 mi (1,502.20 km) |
| Mettet to Melgaco | 836.23 mi (1,345.79 km) |
| Mettet to Melres | 895.16 mi (1,440.62 km) |
| Mettet to Mira | 940.03 mi (1,512.83 km) |
| Mettet to Miranda do Corvo | 945.11 mi (1,521.00 km) |
| Mettet to Mirandela | 832.62 mi (1,339.97 km) |
| Mettet to Mogadouro | 825.99 mi (1,329.31 km) |
| Mettet to Moimenta da Beira | 873.92 mi (1,406.44 km) |
| Mettet to Moita | 1,046.42 mi (1,684.06 km) |
| Mettet to Moncao | 845.89 mi (1,361.33 km) |
| Mettet to Montalegre | 834.97 mi (1,343.76 km) |
