| Serpa to Kobarid | 1,222.55 mi (1,967.50 km) |
| Serpa to Kobilje | 1,359.14 mi (2,187.32 km) |
| Serpa to Kocevje | 1,267.59 mi (2,039.99 km) |
| Serpa to Komen | 1,220.35 mi (1,963.97 km) |
| Serpa to Komenda | 1,264.90 mi (2,035.66 km) |
| Serpa to Koper | 1,213.73 mi (1,953.31 km) |
| Serpa to Kostanjevica na Krki | 1,297.75 mi (2,088.53 km) |
| Serpa to Kostel | 1,267.28 mi (2,039.50 km) |
| Serpa to Kozje | 1,308.49 mi (2,105.81 km) |
| Serpa to Kranj | 1,257.70 mi (2,024.07 km) |
| Serpa to Kranjska Gora | 1,237.69 mi (1,991.86 km) |
| Serpa to Krizevci | 1,345.06 mi (2,164.66 km) |
| Serpa to Krsko | 1,302.51 mi (2,096.18 km) |
| Serpa to Kuzma | 1,348.31 mi (2,169.90 km) |
| Serpa to Lasko | 1,295.56 mi (2,085.00 km) |
