| Round Lake Beach to Laurinburg (North Carolina) | 701.46 mi (1,128.90 km) |
| Round Lake Beach to Lawndale (California) | 1,735.60 mi (2,793.18 km) |
| Round Lake Beach to Lawrence (Indiana) | 204.82 mi (329.62 km) |
| Round Lake Beach to Lawrence (Kansas) | 444.19 mi (714.86 km) |
| Round Lake Beach to Lawrence (Massachusetts) | 860.14 mi (1,384.27 km) |
| Round Lake Beach to Lawrenceburg (Kentucky) | 343.86 mi (553.39 km) |
| Round Lake Beach to Lawrenceburg (Tennessee) | 494.23 mi (795.39 km) |
| Round Lake Beach to Lawrenceville (Georgia) | 622.94 mi (1,002.52 km) |
| Round Lake Beach to Lawton (Oklahoma) | 773.59 mi (1,244.98 km) |
| Round Lake Beach to Layton (Utah) | 1,230.64 mi (1,980.53 km) |
| Round Lake Beach to Le Mars (Iowa) | 412.47 mi (663.81 km) |
| Round Lake Beach to League City (Texas) | 972.74 mi (1,565.47 km) |
| Round Lake Beach to Lealman (Florida) | 1,050.59 mi (1,690.76 km) |
| Round Lake Beach to Leander (Texas) | 978.62 mi (1,574.93 km) |
| Round Lake Beach to Leavenworth (Kansas) | 415.08 mi (668.01 km) |
