| Chicago Heights to Leigh | 3,814.32 mi (6,138.55 km) |
| Chicago Heights to Leigh-on-Sea | 3,993.51 mi (6,426.93 km) |
| Chicago Heights to Leighton Buzzard | 3,931.64 mi (6,327.37 km) |
| Chicago Heights to Leith | 3,721.51 mi (5,989.20 km) |
| Chicago Heights to Lemington | 3,801.21 mi (6,117.46 km) |
| Chicago Heights to Leominster | 3,842.96 mi (6,184.64 km) |
| Chicago Heights to Lerwick | 3,682.44 mi (5,926.32 km) |
| Chicago Heights to Letchworth | 3,946.12 mi (6,350.66 km) |
| Chicago Heights to Leven | 3,722.05 mi (5,990.06 km) |
| Chicago Heights to Lewes | 3,990.45 mi (6,422.01 km) |
| Chicago Heights to Leyland | 3,801.94 mi (6,118.63 km) |
| Chicago Heights to Leyton | 3,967.18 mi (6,384.56 km) |
| Chicago Heights to Lichfield | 3,864.03 mi (6,218.56 km) |
| Chicago Heights to Lincoln | 3,895.89 mi (6,269.83 km) |
| Chicago Heights to Linlithgow | 3,705.80 mi (5,963.92 km) |
