| Castel Bolognese to Busto Arsizio | 169.64 mi (273.00 km) |
| Castel Bolognese to Busto Garolfo | 165.94 mi (267.06 km) |
| Castel Bolognese to Cabras | 345.98 mi (556.79 km) |
| Castel Bolognese to Cadelbosco di Sopra | 66.77 mi (107.46 km) |
| Castel Bolognese to Cadoneghe | 78.57 mi (126.45 km) |
| Castel Bolognese to Cagli | 67.79 mi (109.09 km) |
| Castel Bolognese to Cagliari | 377.87 mi (608.12 km) |
| Castel Bolognese to Cairo Montenotte | 174.63 mi (281.04 km) |
| Castel Bolognese to Caivano | 265.03 mi (426.53 km) |
| Castel Bolognese to Calcinaia | 73.31 mi (117.98 km) |
| Castel Bolognese to Calcinato | 104.01 mi (167.39 km) |
| Castel Bolognese to Calderara di Reno | 31.47 mi (50.65 km) |
| Castel Bolognese to Caldogno | 89.92 mi (144.71 km) |
| Castel Bolognese to Calenzano | 44.21 mi (71.15 km) |
| Castel Bolognese to Calolziocorte | 154.41 mi (248.50 km) |
