| Gladenbach to Marco de Canavezes | 1,037.01 mi (1,668.91 km) |
| Gladenbach to Marinha Grande | 1,137.24 mi (1,830.22 km) |
| Gladenbach to Massama | 1,200.84 mi (1,932.56 km) |
| Gladenbach to Matosinhos | 1,057.25 mi (1,701.48 km) |
| Gladenbach to Mealhada | 1,087.74 mi (1,750.55 km) |
| Gladenbach to Melgaco | 996.57 mi (1,603.82 km) |
| Gladenbach to Melres | 1,051.89 mi (1,692.86 km) |
| Gladenbach to Mira | 1,095.45 mi (1,762.96 km) |
| Gladenbach to Miranda do Corvo | 1,097.97 mi (1,767.01 km) |
| Gladenbach to Mirandela | 986.95 mi (1,588.35 km) |
| Gladenbach to Mogadouro | 977.94 mi (1,573.85 km) |
| Gladenbach to Moimenta da Beira | 1,027.70 mi (1,653.93 km) |
| Gladenbach to Moita | 1,196.33 mi (1,925.31 km) |
| Gladenbach to Moncao | 1,006.65 mi (1,620.05 km) |
| Gladenbach to Montalegre | 992.74 mi (1,597.66 km) |
