| Rheinberg to Kobarid | 483.88 mi (778.73 km) |
| Rheinberg to Kobilje | 555.20 mi (893.51 km) |
| Rheinberg to Kocevje | 555.04 mi (893.25 km) |
| Rheinberg to Komen | 512.51 mi (824.80 km) |
| Rheinberg to Komenda | 515.41 mi (829.46 km) |
| Rheinberg to Koper | 526.84 mi (847.86 km) |
| Rheinberg to Kostanjevica na Krki | 562.35 mi (905.02 km) |
| Rheinberg to Kostel | 563.75 mi (907.27 km) |
| Rheinberg to Kozje | 555.27 mi (893.62 km) |
| Rheinberg to Kranj | 508.63 mi (818.56 km) |
| Rheinberg to Kranjska Gora | 477.41 mi (768.32 km) |
| Rheinberg to Krizevci | 551.63 mi (887.77 km) |
| Rheinberg to Krsko | 558.99 mi (899.61 km) |
| Rheinberg to Kuzma | 537.27 mi (864.65 km) |
| Rheinberg to Lasko | 540.57 mi (869.96 km) |
