| Tonawanda to Kamen | 3,856.32 mi (6,206.15 km) |
| Tonawanda to Kamenz | 4,107.46 mi (6,610.32 km) |
| Tonawanda to Kamp-Lintfort | 3,816.23 mi (6,141.64 km) |
| Tonawanda to Kandel | 3,960.86 mi (6,374.39 km) |
| Tonawanda to Kappeln | 3,840.37 mi (6,180.48 km) |
| Tonawanda to Karben | 3,943.66 mi (6,346.70 km) |
| Tonawanda to Karlsdorf-Neuthard | 3,972.51 mi (6,393.14 km) |
| Tonawanda to Karlsfeld | 4,119.52 mi (6,629.73 km) |
| Tonawanda to Karlsruhe | 3,971.42 mi (6,391.38 km) |
| Tonawanda to Kassel | 3,934.69 mi (6,332.27 km) |
| Tonawanda to Kaufbeuren | 4,098.72 mi (6,596.25 km) |
| Tonawanda to Kaufering | 4,101.57 mi (6,600.84 km) |
| Tonawanda to Kaufungen | 3,940.41 mi (6,341.47 km) |
| Tonawanda to Kehl | 3,963.51 mi (6,378.65 km) |
| Tonawanda to Kelheim | 4,109.42 mi (6,613.47 km) |
