| Karlovo to Kalisz | 703.74 mi (1,132.57 km) |
| Karlovo to Kamien Pomorski | 906.35 mi (1,458.64 km) |
| Karlovo to Kamienna Gora | 698.29 mi (1,123.78 km) |
| Karlovo to Karczew | 672.92 mi (1,082.95 km) |
| Karlovo to Kartuzy | 861.57 mi (1,386.56 km) |
| Karlovo to Katowice | 594.03 mi (956.00 km) |
| Karlovo to Kedzierzyn-Kozle | 617.71 mi (994.12 km) |
| Karlovo to Kepno | 677.45 mi (1,090.26 km) |
| Karlovo to Ketrzyn | 805.64 mi (1,296.54 km) |
| Karlovo to Kety | 567.65 mi (913.54 km) |
| Karlovo to Kielce | 601.77 mi (968.45 km) |
| Karlovo to Kielczow | 687.94 mi (1,107.14 km) |
| Karlovo to Klobuck | 635.11 mi (1,022.10 km) |
| Karlovo to Klodzko | 662.45 mi (1,066.11 km) |
| Karlovo to Kluczbork | 654.47 mi (1,053.27 km) |
