| Port Huron to Los Alamitos (California) | 2,013.41 mi (3,240.27 km) |
| Port Huron to Los Alamos (New Mexico) | 1,357.77 mi (2,185.12 km) |
| Port Huron to Los Altos (California) | 2,109.10 mi (3,394.27 km) |
| Port Huron to Los Angeles (California) | 2,020.38 mi (3,251.48 km) |
| Port Huron to Los Banos (California) | 2,054.05 mi (3,305.67 km) |
| Port Huron to Los Gatos (California) | 2,105.79 mi (3,388.94 km) |
| Port Huron to Los Lunas (New Mexico) | 1,418.86 mi (2,283.44 km) |
| Port Huron to Los Osos (California) | 2,104.47 mi (3,386.82 km) |
| Port Huron to Loudoun Valley Estates (Virginia) | 377.75 mi (607.93 km) |
| Port Huron to Louisville (Colorado) | 1,189.85 mi (1,914.88 km) |
| Port Huron to Louisville (Kentucky) | 372.87 mi (600.08 km) |
| Port Huron to Lovejoy (Georgia) | 666.91 mi (1,073.29 km) |
| Port Huron to Loveland (Colorado) | 1,176.82 mi (1,893.91 km) |
| Port Huron to Loveland (Ohio) | 273.81 mi (440.65 km) |
| Port Huron to Loves Park (Illinois) | 336.14 mi (540.96 km) |
