| Round Lake Beach to Kihei (Hawaii) | 4,174.60 mi (6,718.37 km) |
| Round Lake Beach to Kilgore (Texas) | 782.98 mi (1,260.09 km) |
| Round Lake Beach to Killeen (Texas) | 944.86 mi (1,520.61 km) |
| Round Lake Beach to King City (California) | 1,805.58 mi (2,905.80 km) |
| Round Lake Beach to King of Prussia (Pennsylvania) | 677.68 mi (1,090.62 km) |
| Round Lake Beach to Kingman (Arizona) | 1,474.37 mi (2,372.76 km) |
| Round Lake Beach to Kings Mountain (North Carolina) | 611.91 mi (984.78 km) |
| Round Lake Beach to Kings Park (New York) | 771.91 mi (1,242.26 km) |
| Round Lake Beach to Kings Park West (Virginia) | 616.49 mi (992.14 km) |
| Round Lake Beach to Kingsburg (California) | 1,716.88 mi (2,763.05 km) |
| Round Lake Beach to Kingsland (Georgia) | 872.46 mi (1,404.09 km) |
| Round Lake Beach to Kingsport (Tennessee) | 500.72 mi (805.82 km) |
| Round Lake Beach to Kingston (New York) | 721.26 mi (1,160.76 km) |
| Round Lake Beach to Kingston (Pennsylvania) | 631.98 mi (1,017.07 km) |
| Round Lake Beach to Kingstowne (Virginia) | 625.41 mi (1,006.50 km) |
