| Zella-Mehlis to Marco de Canavezes | 1,111.32 mi (1,788.50 km) |
| Zella-Mehlis to Marinha Grande | 1,209.55 mi (1,946.58 km) |
| Zella-Mehlis to Massama | 1,271.54 mi (2,046.35 km) |
| Zella-Mehlis to Matosinhos | 1,132.53 mi (1,822.63 km) |
| Zella-Mehlis to Mealhada | 1,160.64 mi (1,867.86 km) |
| Zella-Mehlis to Melgaco | 1,073.43 mi (1,727.51 km) |
| Zella-Mehlis to Melres | 1,126.36 mi (1,812.70 km) |
| Zella-Mehlis to Mira | 1,168.99 mi (1,881.31 km) |
| Zella-Mehlis to Miranda do Corvo | 1,169.96 mi (1,882.87 km) |
| Zella-Mehlis to Mirandela | 1,060.22 mi (1,706.26 km) |
| Zella-Mehlis to Mogadouro | 1,049.86 mi (1,689.59 km) |
| Zella-Mehlis to Moimenta da Beira | 1,100.49 mi (1,771.06 km) |
| Zella-Mehlis to Moita | 1,266.23 mi (2,037.81 km) |
| Zella-Mehlis to Moncao | 1,083.75 mi (1,744.13 km) |
| Zella-Mehlis to Montalegre | 1,068.04 mi (1,718.84 km) |
