| Unterwellenborn to Kobarid | 320.15 mi (515.23 km) |
| Unterwellenborn to Kobilje | 355.51 mi (572.15 km) |
| Unterwellenborn to Kocevje | 380.57 mi (612.46 km) |
| Unterwellenborn to Komen | 351.02 mi (564.91 km) |
| Unterwellenborn to Komenda | 338.67 mi (545.04 km) |
| Unterwellenborn to Koper | 368.41 mi (592.91 km) |
| Unterwellenborn to Kostanjevica na Krki | 379.51 mi (610.77 km) |
| Unterwellenborn to Kostel | 390.06 mi (627.74 km) |
| Unterwellenborn to Kozje | 368.72 mi (593.40 km) |
| Unterwellenborn to Kranj | 333.78 mi (537.17 km) |
| Unterwellenborn to Kranjska Gora | 307.59 mi (495.01 km) |
| Unterwellenborn to Krizevci | 355.00 mi (571.31 km) |
| Unterwellenborn to Krsko | 374.49 mi (602.68 km) |
| Unterwellenborn to Kuzma | 338.34 mi (544.51 km) |
| Unterwellenborn to Lasko | 356.39 mi (573.55 km) |
