| Burr Ridge to Mangualde | 4,006.21 mi (6,447.37 km) |
| Burr Ridge to Marco de Canavezes | 3,968.76 mi (6,387.11 km) |
| Burr Ridge to Marinha Grande | 3,981.96 mi (6,408.35 km) |
| Burr Ridge to Massama | 4,000.56 mi (6,438.27 km) |
| Burr Ridge to Matosinhos | 3,943.82 mi (6,346.97 km) |
| Burr Ridge to Mealhada | 3,982.39 mi (6,409.04 km) |
| Burr Ridge to Melgaco | 3,932.11 mi (6,328.13 km) |
| Burr Ridge to Melres | 3,961.38 mi (6,375.23 km) |
| Burr Ridge to Mira | 3,967.73 mi (6,385.44 km) |
| Burr Ridge to Miranda do Corvo | 3,997.47 mi (6,433.30 km) |
| Burr Ridge to Mirandela | 4,002.19 mi (6,440.90 km) |
| Burr Ridge to Mogadouro | 4,028.32 mi (6,482.95 km) |
| Burr Ridge to Moimenta da Beira | 4,000.00 mi (6,437.38 km) |
| Burr Ridge to Moita | 4,017.85 mi (6,466.10 km) |
| Burr Ridge to Moncao | 3,923.98 mi (6,315.03 km) |
