| Willebroek to Keizer (Oregon) | 5,093.91 mi (8,197.85 km) |
| Willebroek to Keller (Texas) | 4,941.78 mi (7,953.02 km) |
| Willebroek to Kelso (Washington) | 5,024.49 mi (8,086.13 km) |
| Willebroek to Kemp Mill (Maryland) | 3,850.76 mi (6,197.19 km) |
| Willebroek to Ken Caryl (Colorado) | 4,870.00 mi (7,837.50 km) |
| Willebroek to Kendale Lakes (Florida) | 4,636.69 mi (7,462.03 km) |
| Willebroek to Kendall (Florida) | 4,636.43 mi (7,461.61 km) |
| Willebroek to Kendall Park (New Jersey) | 3,689.86 mi (5,938.25 km) |
| Willebroek to Kendall West (Florida) | 4,638.08 mi (7,464.27 km) |
| Willebroek to Kenmore (New York) | 3,748.04 mi (6,031.88 km) |
| Willebroek to Kenmore (Washington) | 4,912.99 mi (7,906.69 km) |
| Willebroek to Kenner (Louisiana) | 4,823.04 mi (7,761.93 km) |
| Willebroek to Kennesaw (Georgia) | 4,394.90 mi (7,072.90 km) |
| Willebroek to Kennett (Missouri) | 4,498.81 mi (7,240.13 km) |
| Willebroek to Kennewick (Washington) | 4,924.35 mi (7,924.98 km) |
