| Arouca to Kobarid | 1,147.76 mi (1,847.14 km) |
| Arouca to Kobilje | 1,285.03 mi (2,068.05 km) |
| Arouca to Kocevje | 1,201.95 mi (1,934.35 km) |
| Arouca to Komen | 1,150.76 mi (1,851.98 km) |
| Arouca to Komenda | 1,192.49 mi (1,919.13 km) |
| Arouca to Koper | 1,147.14 mi (1,846.15 km) |
| Arouca to Kostanjevica na Krki | 1,230.81 mi (1,980.80 km) |
| Arouca to Kostel | 1,203.21 mi (1,936.38 km) |
| Arouca to Kozje | 1,239.33 mi (1,994.51 km) |
| Arouca to Kranj | 1,184.68 mi (1,906.55 km) |
| Arouca to Kranjska Gora | 1,160.71 mi (1,867.98 km) |
| Arouca to Krizevci | 1,271.75 mi (2,046.69 km) |
| Arouca to Krsko | 1,234.55 mi (1,986.82 km) |
| Arouca to Kuzma | 1,272.15 mi (2,047.33 km) |
| Arouca to Lasko | 1,224.98 mi (1,971.41 km) |
