| West Islip to Juprelle | 3,681.93 mi (5,925.49 km) |
| West Islip to Jurbise | 3,621.32 mi (5,827.95 km) |
| West Islip to Kalmthout | 3,622.01 mi (5,829.05 km) |
| West Islip to Kampenhout | 3,636.30 mi (5,852.05 km) |
| West Islip to Kapelle-op-den-Bos | 3,627.00 mi (5,837.09 km) |
| West Islip to Kapellen | 3,622.29 mi (5,829.52 km) |
| West Islip to Kasterlee | 3,644.79 mi (5,865.72 km) |
| West Islip to Keerbergen | 3,638.06 mi (5,854.89 km) |
| West Islip to Kinrooi | 3,679.29 mi (5,921.24 km) |
| West Islip to Knokke-Heist | 3,575.33 mi (5,753.94 km) |
| West Islip to Koekelare | 3,568.83 mi (5,743.47 km) |
| West Islip to Koekelberg | 3,629.36 mi (5,840.90 km) |
| West Islip to Koksijde | 3,555.14 mi (5,721.44 km) |
| West Islip to Kontich | 3,627.49 mi (5,837.88 km) |
| West Islip to Kortemark | 3,572.92 mi (5,750.05 km) |
