| Ocoee to Mangualde | 4,156.27 mi (6,688.88 km) |
| Ocoee to Marco de Canavezes | 4,127.30 mi (6,642.25 km) |
| Ocoee to Marinha Grande | 4,109.87 mi (6,614.19 km) |
| Ocoee to Massama | 4,108.26 mi (6,611.60 km) |
| Ocoee to Matosinhos | 4,099.42 mi (6,597.38 km) |
| Ocoee to Mealhada | 4,124.62 mi (6,637.93 km) |
| Ocoee to Melgaco | 4,107.22 mi (6,609.93 km) |
| Ocoee to Melres | 4,116.44 mi (6,624.76 km) |
| Ocoee to Mira | 4,109.32 mi (6,613.31 km) |
| Ocoee to Miranda do Corvo | 4,135.15 mi (6,654.88 km) |
| Ocoee to Mirandela | 4,171.44 mi (6,713.28 km) |
| Ocoee to Mogadouro | 4,197.33 mi (6,754.95 km) |
| Ocoee to Moimenta da Beira | 4,157.72 mi (6,691.20 km) |
| Ocoee to Moita | 4,125.29 mi (6,639.01 km) |
| Ocoee to Moncao | 4,097.18 mi (6,593.78 km) |
