| Tumba to Mangualde | 1,695.34 mi (2,728.38 km) |
| Tumba to Marco de Canavezes | 1,672.61 mi (2,691.80 km) |
| Tumba to Marinha Grande | 1,778.22 mi (2,861.77 km) |
| Tumba to Massama | 1,846.23 mi (2,971.22 km) |
| Tumba to Matosinhos | 1,688.33 mi (2,717.10 km) |
| Tumba to Mealhada | 1,727.58 mi (2,780.27 km) |
| Tumba to Melgaco | 1,622.35 mi (2,610.92 km) |
| Tumba to Melres | 1,686.47 mi (2,714.11 km) |
| Tumba to Mira | 1,732.69 mi (2,788.49 km) |
| Tumba to Miranda do Corvo | 1,740.86 mi (2,801.64 km) |
| Tumba to Mirandela | 1,627.77 mi (2,619.64 km) |
| Tumba to Mogadouro | 1,623.68 mi (2,613.06 km) |
| Tumba to Moimenta da Beira | 1,669.29 mi (2,686.46 km) |
| Tumba to Moita | 1,844.43 mi (2,968.33 km) |
| Tumba to Moncao | 1,631.01 mi (2,624.85 km) |
