| Glossop to Mangualde | 927.58 mi (1,492.80 km) |
| Glossop to Marco de Canavezes | 894.65 mi (1,439.79 km) |
| Glossop to Marinha Grande | 1,001.34 mi (1,611.51 km) |
| Glossop to Massama | 1,072.32 mi (1,725.74 km) |
| Glossop to Matosinhos | 903.18 mi (1,453.53 km) |
| Glossop to Mealhada | 952.10 mi (1,532.26 km) |
| Glossop to Melgaco | 834.93 mi (1,343.69 km) |
| Glossop to Melres | 906.14 mi (1,458.29 km) |
| Glossop to Mira | 953.10 mi (1,533.87 km) |
| Glossop to Miranda do Corvo | 969.19 mi (1,559.76 km) |
| Glossop to Mirandela | 861.00 mi (1,385.65 km) |
| Glossop to Mogadouro | 865.42 mi (1,392.75 km) |
| Glossop to Moimenta da Beira | 900.52 mi (1,449.25 km) |
| Glossop to Moita | 1,075.04 mi (1,730.12 km) |
| Glossop to Moncao | 841.24 mi (1,353.85 km) |
