| Friendly to Kamen | 3,979.31 mi (6,404.08 km) |
| Friendly to Kamenz | 4,239.55 mi (6,822.90 km) |
| Friendly to Kamp-Lintfort | 3,936.93 mi (6,335.88 km) |
| Friendly to Kandel | 4,071.39 mi (6,552.27 km) |
| Friendly to Kappeln | 3,983.01 mi (6,410.04 km) |
| Friendly to Karben | 4,061.25 mi (6,535.95 km) |
| Friendly to Karlsdorf-Neuthard | 4,083.94 mi (6,572.47 km) |
| Friendly to Karlsfeld | 4,231.63 mi (6,810.15 km) |
| Friendly to Karlsruhe | 4,081.93 mi (6,569.23 km) |
| Friendly to Kassel | 4,059.20 mi (6,532.65 km) |
| Friendly to Kaufbeuren | 4,207.50 mi (6,771.32 km) |
| Friendly to Kaufering | 4,211.89 mi (6,778.38 km) |
| Friendly to Kaufungen | 4,064.94 mi (6,541.88 km) |
| Friendly to Kehl | 4,070.61 mi (6,551.02 km) |
| Friendly to Kelheim | 4,225.81 mi (6,800.78 km) |
