| Holyhead to Kamen | 530.56 mi (853.86 km) |
| Holyhead to Kamenz | 801.78 mi (1,290.34 km) |
| Holyhead to Kamp-Lintfort | 486.43 mi (782.84 km) |
| Holyhead to Kandel | 626.42 mi (1,008.13 km) |
| Holyhead to Kappeln | 597.90 mi (962.23 km) |
| Holyhead to Karben | 610.01 mi (981.71 km) |
| Holyhead to Karlsdorf-Neuthard | 637.62 mi (1,026.15 km) |
| Holyhead to Karlsfeld | 784.30 mi (1,262.21 km) |
| Holyhead to Karlsruhe | 636.97 mi (1,025.10 km) |
| Holyhead to Kassel | 611.48 mi (984.08 km) |
| Holyhead to Kaufbeuren | 764.87 mi (1,230.93 km) |
| Holyhead to Kaufering | 766.87 mi (1,234.15 km) |
| Holyhead to Kaufungen | 617.18 mi (993.26 km) |
| Holyhead to Kehl | 632.11 mi (1,017.28 km) |
| Holyhead to Kelheim | 775.09 mi (1,247.38 km) |
