| Castel Bolognese to Kothen | 513.62 mi (826.59 km) |
| Castel Bolognese to Kranenburg | 581.09 mi (935.17 km) |
| Castel Bolognese to Krefeld | 541.85 mi (872.02 km) |
| Castel Bolognese to Kressbronn am Bodensee | 249.97 mi (402.29 km) |
| Castel Bolognese to Kreuzau | 508.35 mi (818.11 km) |
| Castel Bolognese to Kreuztal | 492.73 mi (792.98 km) |
| Castel Bolognese to Kriftel | 427.92 mi (688.66 km) |
| Castel Bolognese to Kronach | 409.93 mi (659.72 km) |
| Castel Bolognese to Kronberg | 433.77 mi (698.09 km) |
| Castel Bolognese to Kronshagen | 696.33 mi (1,120.63 km) |
| Castel Bolognese to Krumbach | 280.24 mi (451.00 km) |
| Castel Bolognese to Kulmbach | 399.96 mi (643.67 km) |
| Castel Bolognese to Kummersbruck | 352.40 mi (567.13 km) |
| Castel Bolognese to Kunzell | 441.50 mi (710.53 km) |
| Castel Bolognese to Kunzelsau | 357.43 mi (575.22 km) |
