| Niksar to Kamen | 1,581.75 mi (2,545.59 km) |
| Niksar to Kamenz | 1,315.16 mi (2,116.55 km) |
| Niksar to Kamp-Lintfort | 1,626.63 mi (2,617.81 km) |
| Niksar to Kandel | 1,515.35 mi (2,438.73 km) |
| Niksar to Kappeln | 1,574.31 mi (2,533.61 km) |
| Niksar to Karben | 1,509.33 mi (2,429.03 km) |
| Niksar to Karlsdorf-Neuthard | 1,500.92 mi (2,415.50 km) |
| Niksar to Karlsfeld | 1,356.76 mi (2,183.50 km) |
| Niksar to Karlsruhe | 1,505.26 mi (2,422.48 km) |
| Niksar to Kassel | 1,500.82 mi (2,415.34 km) |
| Niksar to Kaufbeuren | 1,389.84 mi (2,236.73 km) |
| Niksar to Kaufering | 1,380.93 mi (2,222.40 km) |
| Niksar to Kaufungen | 1,495.11 mi (2,406.15 km) |
| Niksar to Kehl | 1,525.62 mi (2,455.24 km) |
| Niksar to Kelheim | 1,351.22 mi (2,174.57 km) |
