| Port Huron to Laurinburg (North Carolina) | 589.88 mi (949.32 km) |
| Port Huron to Lawndale (California) | 2,025.14 mi (3,259.15 km) |
| Port Huron to Lawrence (Indiana) | 283.08 mi (455.58 km) |
| Port Huron to Lawrence (Kansas) | 723.54 mi (1,164.42 km) |
| Port Huron to Lawrence (Massachusetts) | 571.18 mi (919.22 km) |
| Port Huron to Lawrenceburg (Kentucky) | 365.57 mi (588.34 km) |
| Port Huron to Lawrenceburg (Tennessee) | 594.91 mi (957.42 km) |
| Port Huron to Lawrenceville (Georgia) | 629.51 mi (1,013.09 km) |
| Port Huron to Lawton (Oklahoma) | 1,033.83 mi (1,663.79 km) |
| Port Huron to Layton (Utah) | 1,513.09 mi (2,435.08 km) |
| Port Huron to Le Mars (Iowa) | 694.73 mi (1,118.06 km) |
| Port Huron to League City (Texas) | 1,166.70 mi (1,877.62 km) |
| Port Huron to Lealman (Florida) | 1,047.71 mi (1,686.13 km) |
| Port Huron to Leander (Texas) | 1,205.99 mi (1,940.86 km) |
| Port Huron to Leavenworth (Kansas) | 696.12 mi (1,120.30 km) |
