| Ridderkerk to Kamen | 132.54 mi (213.30 km) |
| Ridderkerk to Kamenz | 409.82 mi (659.54 km) |
| Ridderkerk to Kamp-Lintfort | 86.61 mi (139.38 km) |
| Ridderkerk to Kandel | 249.02 mi (400.76 km) |
| Ridderkerk to Kappeln | 292.82 mi (471.24 km) |
| Ridderkerk to Karben | 213.33 mi (343.32 km) |
| Ridderkerk to Karlsdorf-Neuthard | 256.11 mi (412.16 km) |
| Ridderkerk to Karlsfeld | 395.24 mi (636.07 km) |
| Ridderkerk to Karlsruhe | 258.78 mi (416.46 km) |
| Ridderkerk to Kassel | 213.62 mi (343.79 km) |
| Ridderkerk to Kaufbeuren | 384.19 mi (618.30 km) |
| Ridderkerk to Kaufering | 382.22 mi (615.12 km) |
| Ridderkerk to Kaufungen | 219.23 mi (352.81 km) |
| Ridderkerk to Kehl | 268.66 mi (432.37 km) |
| Ridderkerk to Kelheim | 379.21 mi (610.28 km) |
