| Kastamonu to Kamen | 1,417.56 mi (2,281.34 km) |
| Kastamonu to Kamenz | 1,155.22 mi (1,859.15 km) |
| Kastamonu to Kamp-Lintfort | 1,461.60 mi (2,352.22 km) |
| Kastamonu to Kandel | 1,345.34 mi (2,165.12 km) |
| Kastamonu to Kappeln | 1,421.85 mi (2,288.24 km) |
| Kastamonu to Karben | 1,342.15 mi (2,159.97 km) |
| Kastamonu to Karlsdorf-Neuthard | 1,331.13 mi (2,142.24 km) |
| Kastamonu to Karlsfeld | 1,186.03 mi (1,908.74 km) |
| Kastamonu to Karlsruhe | 1,335.16 mi (2,148.73 km) |
| Kastamonu to Kassel | 1,336.98 mi (2,151.65 km) |
| Kastamonu to Kaufbeuren | 1,218.18 mi (1,960.47 km) |
| Kastamonu to Kaufering | 1,209.74 mi (1,946.89 km) |
| Kastamonu to Kaufungen | 1,331.25 mi (2,142.43 km) |
| Kastamonu to Kehl | 1,354.51 mi (2,179.87 km) |
| Kastamonu to Kelheim | 1,182.26 mi (1,902.66 km) |
