| North Tonawanda to Kamen | 3,854.16 mi (6,202.67 km) |
| North Tonawanda to Kamenz | 4,105.25 mi (6,606.77 km) |
| North Tonawanda to Kamp-Lintfort | 3,814.08 mi (6,138.18 km) |
| North Tonawanda to Kandel | 3,958.76 mi (6,371.00 km) |
| North Tonawanda to Kappeln | 3,838.12 mi (6,176.86 km) |
| North Tonawanda to Karben | 3,941.52 mi (6,343.26 km) |
| North Tonawanda to Karlsdorf-Neuthard | 3,970.41 mi (6,389.75 km) |
| North Tonawanda to Karlsfeld | 4,117.41 mi (6,626.33 km) |
| North Tonawanda to Karlsruhe | 3,969.32 mi (6,388.00 km) |
| North Tonawanda to Kassel | 3,932.52 mi (6,328.77 km) |
| North Tonawanda to Kaufbeuren | 4,096.62 mi (6,592.88 km) |
| North Tonawanda to Kaufering | 4,099.47 mi (6,597.46 km) |
| North Tonawanda to Kaufungen | 3,938.24 mi (6,337.98 km) |
| North Tonawanda to Kehl | 3,961.42 mi (6,375.30 km) |
| North Tonawanda to Kelheim | 4,107.28 mi (6,610.03 km) |
