| Goslar to Marco de Canavezes | 1,146.77 mi (1,845.55 km) |
| Goslar to Marinha Grande | 1,247.69 mi (2,007.96 km) |
| Goslar to Massama | 1,311.73 mi (2,111.02 km) |
| Goslar to Matosinhos | 1,166.57 mi (1,877.41 km) |
| Goslar to Mealhada | 1,198.01 mi (1,928.01 km) |
| Goslar to Melgaco | 1,105.14 mi (1,778.55 km) |
| Goslar to Melres | 1,161.57 mi (1,869.37 km) |
| Goslar to Mira | 1,205.48 mi (1,940.03 km) |
| Goslar to Miranda do Corvo | 1,208.54 mi (1,944.95 km) |
| Goslar to Mirandela | 1,097.15 mi (1,765.70 km) |
| Goslar to Mogadouro | 1,088.60 mi (1,751.93 km) |
| Goslar to Moimenta da Beira | 1,138.05 mi (1,831.51 km) |
| Goslar to Moita | 1,307.43 mi (2,104.10 km) |
| Goslar to Moncao | 1,115.08 mi (1,794.55 km) |
| Goslar to Montalegre | 1,102.10 mi (1,773.67 km) |
