| Central Islip to Kidricevo | 4,226.24 mi (6,801.47 km) |
| Central Islip to Kobarid | 4,139.64 mi (6,662.10 km) |
| Central Islip to Kobilje | 4,241.05 mi (6,825.31 km) |
| Central Islip to Kocevje | 4,213.76 mi (6,781.39 km) |
| Central Islip to Komen | 4,161.40 mi (6,697.13 km) |
| Central Islip to Komenda | 4,180.99 mi (6,728.66 km) |
| Central Islip to Koper | 4,169.71 mi (6,710.50 km) |
| Central Islip to Kostanjevica na Krki | 4,230.27 mi (6,807.96 km) |
| Central Islip to Kostel | 4,220.53 mi (6,792.28 km) |
| Central Islip to Kozje | 4,227.90 mi (6,804.15 km) |
| Central Islip to Kranj | 4,172.94 mi (6,715.70 km) |
| Central Islip to Kranjska Gora | 4,140.32 mi (6,663.19 km) |
| Central Islip to Krizevci | 4,234.80 mi (6,815.26 km) |
| Central Islip to Krsko | 4,229.08 mi (6,806.05 km) |
| Central Islip to Kuzma | 4,223.09 mi (6,796.40 km) |
