| Karlovo to Kranenburg | 1,080.07 mi (1,738.20 km) |
| Karlovo to Krefeld | 1,043.99 mi (1,680.15 km) |
| Karlovo to Kressbronn am Bodensee | 814.72 mi (1,311.17 km) |
| Karlovo to Kreuzau | 1,028.60 mi (1,655.37 km) |
| Karlovo to Kreuztal | 978.61 mi (1,574.92 km) |
| Karlovo to Kriftel | 930.27 mi (1,497.12 km) |
| Karlovo to Kronach | 826.92 mi (1,330.80 km) |
| Karlovo to Kronberg | 932.16 mi (1,500.17 km) |
| Karlovo to Kronshagen | 1,047.82 mi (1,686.30 km) |
| Karlovo to Krumbach | 798.19 mi (1,284.57 km) |
| Karlovo to Kulmbach | 817.60 mi (1,315.81 km) |
| Karlovo to Kummersbruck | 774.99 mi (1,247.23 km) |
| Karlovo to Kunzell | 898.10 mi (1,445.35 km) |
| Karlovo to Kunzelsau | 856.74 mi (1,378.79 km) |
| Karlovo to Kurort Steinbach-Hallenberg | 872.46 mi (1,404.09 km) |
