| Port Huron to Los Llanos de Aridane | 3,656.69 mi (5,884.88 km) |
| Port Huron to Los Palacios y Villafranca | 3,923.39 mi (6,314.09 km) |
| Port Huron to Luanco | 3,707.60 mi (5,966.81 km) |
| Port Huron to Lucena | 3,981.95 mi (6,408.32 km) |
| Port Huron to Lugo | 3,648.36 mi (5,871.46 km) |
| Port Huron to Lumbreras | 4,099.60 mi (6,597.66 km) |
| Port Huron to Madrid | 3,909.07 mi (6,291.04 km) |
| Port Huron to Madridejos | 3,950.62 mi (6,357.91 km) |
| Port Huron to Mahon | 4,283.63 mi (6,893.83 km) |
| Port Huron to Mairena del Alcor | 3,924.90 mi (6,316.52 km) |
| Port Huron to Mairena del Aljarafe | 3,910.53 mi (6,293.38 km) |
| Port Huron to Majadahonda | 3,899.46 mi (6,275.57 km) |
| Port Huron to Malaga | 4,010.02 mi (6,453.51 km) |
| Port Huron to Malgrat de Mar | 4,150.30 mi (6,679.27 km) |
| Port Huron to Manacor | 4,249.52 mi (6,838.94 km) |
