| Harderwijk to Kobarid | 552.98 mi (889.94 km) |
| Harderwijk to Kobilje | 621.02 mi (999.44 km) |
| Harderwijk to Kocevje | 623.77 mi (1,003.86 km) |
| Harderwijk to Komen | 581.76 mi (936.26 km) |
| Harderwijk to Komenda | 583.87 mi (939.65 km) |
| Harderwijk to Koper | 596.21 mi (959.50 km) |
| Harderwijk to Kostanjevica na Krki | 630.46 mi (1,014.63 km) |
| Harderwijk to Kostel | 632.55 mi (1,017.99 km) |
| Harderwijk to Kozje | 622.99 mi (1,002.60 km) |
| Harderwijk to Kranj | 577.20 mi (928.92 km) |
| Harderwijk to Kranjska Gora | 546.19 mi (879.01 km) |
| Harderwijk to Krizevci | 617.99 mi (994.55 km) |
| Harderwijk to Krsko | 626.93 mi (1,008.95 km) |
| Harderwijk to Kuzma | 603.17 mi (970.71 km) |
| Harderwijk to Lasko | 608.49 mi (979.26 km) |
