| Thornton Heath to Keizer (Oregon) | 4,958.39 mi (7,979.76 km) |
| Thornton Heath to Keller (Texas) | 4,760.46 mi (7,661.23 km) |
| Thornton Heath to Kelso (Washington) | 4,890.32 mi (7,870.21 km) |
| Thornton Heath to Kemp Mill (Maryland) | 3,661.10 mi (5,891.98 km) |
| Thornton Heath to Ken Caryl (Colorado) | 4,703.43 mi (7,569.44 km) |
| Thornton Heath to Kendale Lakes (Florida) | 4,442.37 mi (7,149.31 km) |
| Thornton Heath to Kendall (Florida) | 4,442.09 mi (7,148.86 km) |
| Thornton Heath to Kendall Park (New Jersey) | 3,500.04 mi (5,632.77 km) |
| Thornton Heath to Kendall West (Florida) | 4,443.77 mi (7,151.56 km) |
| Thornton Heath to Kenmore (New York) | 3,562.88 mi (5,733.89 km) |
| Thornton Heath to Kenmore (Washington) | 4,780.18 mi (7,692.96 km) |
| Thornton Heath to Kenner (Louisiana) | 4,634.50 mi (7,458.50 km) |
| Thornton Heath to Kennesaw (Georgia) | 4,205.71 mi (6,768.44 km) |
| Thornton Heath to Kennett (Missouri) | 4,314.77 mi (6,943.95 km) |
| Thornton Heath to Kennewick (Washington) | 4,784.80 mi (7,700.39 km) |
