| Donaueschingen to Kobarid | 266.15 mi (428.33 km) |
| Donaueschingen to Kobilje | 379.74 mi (611.13 km) |
| Donaueschingen to Kocevje | 340.23 mi (547.55 km) |
| Donaueschingen to Komen | 288.37 mi (464.08 km) |
| Donaueschingen to Komenda | 308.43 mi (496.37 km) |
| Donaueschingen to Koper | 298.01 mi (479.59 km) |
| Donaueschingen to Kostanjevica na Krki | 357.55 mi (575.43 km) |
| Donaueschingen to Kostel | 347.08 mi (558.58 km) |
| Donaueschingen to Kozje | 356.68 mi (574.02 km) |
| Donaueschingen to Kranj | 300.22 mi (483.15 km) |
| Donaueschingen to Kranjska Gora | 267.82 mi (431.02 km) |
| Donaueschingen to Krizevci | 370.58 mi (596.40 km) |
| Donaueschingen to Krsko | 356.95 mi (574.45 km) |
| Donaueschingen to Kuzma | 362.73 mi (583.75 km) |
| Donaueschingen to Lasko | 340.35 mi (547.74 km) |
