| North Chicago to Los Alamitos (California) | 1,734.27 mi (2,791.04 km) |
| North Chicago to Los Alamos (New Mexico) | 1,080.14 mi (1,738.31 km) |
| North Chicago to Los Altos (California) | 1,835.35 mi (2,953.71 km) |
| North Chicago to Los Angeles (California) | 1,741.38 mi (2,802.48 km) |
| North Chicago to Los Banos (California) | 1,779.02 mi (2,863.06 km) |
| North Chicago to Los Gatos (California) | 1,831.70 mi (2,947.83 km) |
| North Chicago to Los Lunas (New Mexico) | 1,142.69 mi (1,838.99 km) |
| North Chicago to Los Osos (California) | 1,827.06 mi (2,940.37 km) |
| North Chicago to Loudoun Valley Estates (Virginia) | 589.31 mi (948.41 km) |
| North Chicago to Louisville (Colorado) | 912.17 mi (1,467.99 km) |
| North Chicago to Louisville (Kentucky) | 309.57 mi (498.20 km) |
| North Chicago to Lovejoy (Georgia) | 642.71 mi (1,034.34 km) |
| North Chicago to Loveland (Colorado) | 900.06 mi (1,448.51 km) |
| North Chicago to Loveland (Ohio) | 282.05 mi (453.92 km) |
| North Chicago to Loves Park (Illinois) | 58.15 mi (93.58 km) |
