| Backa Topola to Mangualde | 1,418.06 mi (2,282.15 km) |
| Backa Topola to Marco de Canavezes | 1,421.04 mi (2,286.95 km) |
| Backa Topola to Marinha Grande | 1,498.96 mi (2,412.35 km) |
| Backa Topola to Massama | 1,546.12 mi (2,488.24 km) |
| Backa Topola to Matosinhos | 1,447.50 mi (2,329.52 km) |
| Backa Topola to Mealhada | 1,457.33 mi (2,345.35 km) |
| Backa Topola to Melgaco | 1,403.34 mi (2,258.45 km) |
| Backa Topola to Melres | 1,436.15 mi (2,311.25 km) |
| Backa Topola to Mira | 1,469.52 mi (2,364.96 km) |
| Backa Topola to Miranda do Corvo | 1,459.89 mi (2,349.46 km) |
| Backa Topola to Mirandela | 1,366.65 mi (2,199.41 km) |
| Backa Topola to Mogadouro | 1,348.22 mi (2,169.75 km) |
| Backa Topola to Moimenta da Beira | 1,400.68 mi (2,254.17 km) |
| Backa Topola to Moita | 1,535.69 mi (2,471.45 km) |
| Backa Topola to Moncao | 1,414.64 mi (2,276.64 km) |
