| Boom to Kamenz | 421.50 mi (678.35 km) |
| Boom to Kamp-Lintfort | 97.94 mi (157.61 km) |
| Boom to Kandel | 218.99 mi (352.43 km) |
| Boom to Kappeln | 338.87 mi (545.36 km) |
| Boom to Karben | 201.52 mi (324.32 km) |
| Boom to Karlsdorf-Neuthard | 228.75 mi (368.15 km) |
| Boom to Karlsfeld | 374.07 mi (602.00 km) |
| Boom to Karlsruhe | 229.35 mi (369.10 km) |
| Boom to Kassel | 222.69 mi (358.38 km) |
| Boom to Kaufbeuren | 357.34 mi (575.09 km) |
| Boom to Kaufering | 357.81 mi (575.84 km) |
| Boom to Kaufungen | 227.83 mi (366.65 km) |
| Boom to Kehl | 232.07 mi (373.49 km) |
| Boom to Kelheim | 364.96 mi (587.35 km) |
| Boom to Kelkheim (Taunus) | 190.54 mi (306.64 km) |
