| Rock Island to Lagoa | 4,229.50 mi (6,806.72 km) |
| Rock Island to Lagoa | 3,386.83 mi (5,450.57 km) |
| Rock Island to Lagos | 4,220.22 mi (6,791.79 km) |
| Rock Island to Lamego | 4,116.40 mi (6,624.71 km) |
| Rock Island to Leiria | 4,119.06 mi (6,628.99 km) |
| Rock Island to Lisbon | 4,139.36 mi (6,661.65 km) |
| Rock Island to Loule | 4,249.86 mi (6,839.48 km) |
| Rock Island to Loures | 4,134.74 mi (6,654.21 km) |
| Rock Island to Lourinha | 4,114.40 mi (6,621.49 km) |
| Rock Island to Lousa | 4,131.45 mi (6,648.92 km) |
| Rock Island to Lousada | 4,090.16 mi (6,582.47 km) |
| Rock Island to Macedo de Cavaleiros | 4,138.98 mi (6,661.05 km) |
| Rock Island to Mafamude | 4,080.22 mi (6,566.48 km) |
| Rock Island to Mafra | 4,123.29 mi (6,635.79 km) |
| Rock Island to Maia | 4,075.54 mi (6,558.95 km) |
