| Castelo Branco to Kamen | 1,089.92 mi (1,754.06 km) |
| Castelo Branco to Kamenz | 1,302.63 mi (2,096.39 km) |
| Castelo Branco to Kamp-Lintfort | 1,050.29 mi (1,690.29 km) |
| Castelo Branco to Kandel | 1,001.33 mi (1,611.48 km) |
| Castelo Branco to Kappeln | 1,304.19 mi (2,098.90 km) |
| Castelo Branco to Karben | 1,067.69 mi (1,718.27 km) |
| Castelo Branco to Karlsdorf-Neuthard | 1,016.32 mi (1,635.60 km) |
| Castelo Branco to Karlsfeld | 1,102.27 mi (1,773.93 km) |
| Castelo Branco to Karlsruhe | 1,006.20 mi (1,619.33 km) |
| Castelo Branco to Kassel | 1,138.14 mi (1,831.66 km) |
| Castelo Branco to Kaufbeuren | 1,057.10 mi (1,701.25 km) |
| Castelo Branco to Kaufering | 1,074.00 mi (1,728.44 km) |
| Castelo Branco to Kaufungen | 1,140.82 mi (1,835.98 km) |
| Castelo Branco to Kehl | 967.11 mi (1,556.42 km) |
| Castelo Branco to Kelheim | 1,139.59 mi (1,833.99 km) |
