| River Forest to Keene (New Hampshire) | 793.77 mi (1,277.45 km) |
| River Forest to Keizer (Oregon) | 1,764.85 mi (2,840.24 km) |
| River Forest to Keller (Texas) | 805.06 mi (1,295.62 km) |
| River Forest to Kelso (Washington) | 1,752.49 mi (2,820.36 km) |
| River Forest to Kemp Mill (Maryland) | 600.34 mi (966.16 km) |
| River Forest to Ken Caryl (Colorado) | 917.87 mi (1,477.17 km) |
| River Forest to Kendale Lakes (Florida) | 1,195.41 mi (1,923.82 km) |
| River Forest to Kendall (Florida) | 1,198.97 mi (1,929.55 km) |
| River Forest to Kendall Park (New Jersey) | 696.47 mi (1,120.85 km) |
| River Forest to Kendall West (Florida) | 1,194.89 mi (1,922.99 km) |
| River Forest to Kenmore (New York) | 462.05 mi (743.60 km) |
| River Forest to Kenmore (Washington) | 1,719.82 mi (2,767.78 km) |
| River Forest to Kenner (Louisiana) | 832.23 mi (1,339.35 km) |
| River Forest to Kennesaw (Georgia) | 570.86 mi (918.72 km) |
| River Forest to Kennett (Missouri) | 408.54 mi (657.48 km) |
