| Summerlin South to Mangualde | 5,427.12 mi (8,734.11 km) |
| Summerlin South to Marco de Canavezes | 5,386.46 mi (8,668.68 km) |
| Summerlin South to Marinha Grande | 5,414.64 mi (8,714.02 km) |
| Summerlin South to Massama | 5,442.14 mi (8,758.28 km) |
| Summerlin South to Matosinhos | 5,363.85 mi (8,632.28 km) |
| Summerlin South to Mealhada | 5,408.02 mi (8,703.37 km) |
| Summerlin South to Melgaco | 5,342.18 mi (8,597.41 km) |
| Summerlin South to Melres | 5,381.13 mi (8,660.09 km) |
| Summerlin South to Mira | 5,394.12 mi (8,681.01 km) |
| Summerlin South to Miranda do Corvo | 5,424.91 mi (8,730.54 km) |
| Summerlin South to Mirandela | 5,413.08 mi (8,711.51 km) |
| Summerlin South to Mogadouro | 5,438.47 mi (8,752.37 km) |
| Summerlin South to Moimenta da Beira | 5,417.13 mi (8,718.03 km) |
| Summerlin South to Moita | 5,459.09 mi (8,785.55 km) |
| Summerlin South to Moncao | 5,335.35 mi (8,586.42 km) |
