| Castel Bolognese to Krotoszyn | 571.33 mi (919.47 km) |
| Castel Bolognese to Kruszwica | 649.79 mi (1,045.74 km) |
| Castel Bolognese to Krynica | 556.97 mi (896.36 km) |
| Castel Bolognese to Krzeszowice | 544.04 mi (875.55 km) |
| Castel Bolognese to Kudowa-Zdroj | 471.00 mi (758.00 km) |
| Castel Bolognese to Kutno | 647.49 mi (1,042.04 km) |
| Castel Bolognese to Kwidzyn | 725.71 mi (1,167.92 km) |
| Castel Bolognese to Lancut | 629.72 mi (1,013.43 km) |
| Castel Bolognese to Lapy | 782.11 mi (1,258.68 km) |
| Castel Bolognese to Lask | 605.73 mi (974.82 km) |
| Castel Bolognese to Laziska Gorne | 520.90 mi (838.31 km) |
| Castel Bolognese to Lebork | 755.25 mi (1,215.45 km) |
| Castel Bolognese to Leczna | 703.81 mi (1,132.67 km) |
| Castel Bolognese to Leczyca | 633.07 mi (1,018.83 km) |
| Castel Bolognese to Legionowo | 695.87 mi (1,119.90 km) |
