| Newtown to Mangualde | 849.10 mi (1,366.50 km) |
| Newtown to Marco de Canavezes | 815.02 mi (1,311.65 km) |
| Newtown to Marinha Grande | 921.28 mi (1,482.65 km) |
| Newtown to Massama | 992.29 mi (1,596.94 km) |
| Newtown to Matosinhos | 822.57 mi (1,323.80 km) |
| Newtown to Mealhada | 872.46 mi (1,404.10 km) |
| Newtown to Melgaco | 754.41 mi (1,214.10 km) |
| Newtown to Melres | 826.14 mi (1,329.54 km) |
| Newtown to Mira | 872.94 mi (1,404.86 km) |
| Newtown to Miranda do Corvo | 889.95 mi (1,432.23 km) |
| Newtown to Mirandela | 783.15 mi (1,260.36 km) |
| Newtown to Mogadouro | 788.73 mi (1,269.35 km) |
| Newtown to Moimenta da Beira | 822.09 mi (1,323.03 km) |
| Newtown to Moita | 995.54 mi (1,602.16 km) |
| Newtown to Moncao | 760.37 mi (1,223.70 km) |
