| Kalmthout to Kenosha (Wisconsin) | 4,100.01 mi (6,598.32 km) |
| Kalmthout to Kent (Ohio) | 3,920.88 mi (6,310.05 km) |
| Kalmthout to Kent (Washington) | 4,917.87 mi (7,914.55 km) |
| Kalmthout to Kentwood (Michigan) | 4,001.19 mi (6,439.29 km) |
| Kalmthout to Kerman (California) | 5,487.13 mi (8,830.68 km) |
| Kalmthout to Kernersville (North Carolina) | 4,107.48 mi (6,610.35 km) |
| Kalmthout to Kerrville (Texas) | 5,160.30 mi (8,304.70 km) |
| Kalmthout to Kettering (Maryland) | 3,844.38 mi (6,186.93 km) |
| Kalmthout to Kettering (Ohio) | 4,096.76 mi (6,593.10 km) |
| Kalmthout to Kewanee (Illinois) | 4,240.39 mi (6,824.26 km) |
| Kalmthout to Key Biscayne (Florida) | 4,626.65 mi (7,445.87 km) |
| Kalmthout to Key Largo (Florida) | 4,666.04 mi (7,509.26 km) |
| Kalmthout to Key West (Florida) | 4,752.05 mi (7,647.69 km) |
| Kalmthout to Keystone (Florida) | 4,604.15 mi (7,409.66 km) |
| Kalmthout to Kihei (Hawaii) | 7,319.06 mi (11,778.89 km) |
