| Rock Island to Laurinburg (North Carolina) | 760.10 mi (1,223.26 km) |
| Rock Island to Lawndale (California) | 1,598.13 mi (2,571.95 km) |
| Rock Island to Lawrence (Indiana) | 264.87 mi (426.26 km) |
| Rock Island to Lawrence (Kansas) | 301.74 mi (485.60 km) |
| Rock Island to Lawrence (Massachusetts) | 997.23 mi (1,604.88 km) |
| Rock Island to Lawrenceburg (Kentucky) | 383.79 mi (617.65 km) |
| Rock Island to Lawrenceburg (Tennessee) | 464.35 mi (747.30 km) |
| Rock Island to Lawrenceville (Georgia) | 631.63 mi (1,016.50 km) |
| Rock Island to Lawton (Oklahoma) | 636.64 mi (1,024.57 km) |
| Rock Island to Layton (Utah) | 1,107.70 mi (1,782.67 km) |
| Rock Island to Le Mars (Iowa) | 300.40 mi (483.45 km) |
| Rock Island to League City (Texas) | 865.84 mi (1,393.43 km) |
| Rock Island to Lealman (Florida) | 1,043.37 mi (1,679.15 km) |
| Rock Island to Leander (Texas) | 854.97 mi (1,375.95 km) |
| Rock Island to Leavenworth (Kansas) | 272.28 mi (438.20 km) |
