| Palmetto Bay to Mangualde | 4,206.60 mi (6,769.87 km) |
| Palmetto Bay to Marco de Canavezes | 4,179.79 mi (6,726.72 km) |
| Palmetto Bay to Marinha Grande | 4,155.85 mi (6,688.19 km) |
| Palmetto Bay to Massama | 4,149.82 mi (6,678.49 km) |
| Palmetto Bay to Matosinhos | 4,151.57 mi (6,681.30 km) |
| Palmetto Bay to Mealhada | 4,173.57 mi (6,716.71 km) |
| Palmetto Bay to Melgaco | 4,163.52 mi (6,700.54 km) |
| Palmetto Bay to Melres | 4,168.28 mi (6,708.19 km) |
| Palmetto Bay to Mira | 4,158.29 mi (6,692.13 km) |
| Palmetto Bay to Miranda do Corvo | 4,182.99 mi (6,731.88 km) |
| Palmetto Bay to Mirandela | 4,225.79 mi (6,800.75 km) |
| Palmetto Bay to Mogadouro | 4,251.35 mi (6,841.89 km) |
| Palmetto Bay to Moimenta da Beira | 4,209.70 mi (6,774.85 km) |
| Palmetto Bay to Moita | 4,166.61 mi (6,705.51 km) |
| Palmetto Bay to Moncao | 4,153.18 mi (6,683.89 km) |
