| Mapleton to Mangualde | 5,091.79 mi (8,194.45 km) |
| Mapleton to Marco de Canavezes | 5,050.78 mi (8,128.44 km) |
| Mapleton to Marinha Grande | 5,081.01 mi (8,177.09 km) |
| Mapleton to Massama | 5,109.93 mi (8,223.64 km) |
| Mapleton to Matosinhos | 5,028.50 mi (8,092.59 km) |
| Mapleton to Mealhada | 5,073.36 mi (8,164.79 km) |
| Mapleton to Melgaco | 5,005.64 mi (8,055.81 km) |
| Mapleton to Melres | 5,045.72 mi (8,120.30 km) |
| Mapleton to Mira | 5,059.60 mi (8,142.64 km) |
| Mapleton to Miranda do Corvo | 5,090.48 mi (8,192.33 km) |
| Mapleton to Mirandela | 5,076.53 mi (8,169.88 km) |
| Mapleton to Mogadouro | 5,101.79 mi (8,210.54 km) |
| Mapleton to Moimenta da Beira | 5,081.33 mi (8,177.60 km) |
| Mapleton to Moita | 5,126.79 mi (8,250.77 km) |
| Mapleton to Moncao | 4,998.97 mi (8,045.07 km) |
