| Boussu to Castelli Calepio | 435.03 mi (700.12 km) |
| Boussu to Castelnovo ne' Monti | 516.39 mi (831.05 km) |
| Boussu to Castelnuovo Berardenga | 609.35 mi (980.65 km) |
| Boussu to Castelnuovo di Porto | 707.19 mi (1,138.12 km) |
| Boussu to Castelnuovo di Verona | 472.32 mi (760.12 km) |
| Boussu to Castelnuovo Rangone | 525.10 mi (845.07 km) |
| Boussu to Castelvetrano | 986.03 mi (1,586.86 km) |
| Boussu to Castelvetro di Modena | 528.36 mi (850.32 km) |
| Boussu to Castenaso | 543.46 mi (874.61 km) |
| Boussu to Castenedolo | 455.79 mi (733.53 km) |
| Boussu to Castiglion Fiorentino | 621.35 mi (999.96 km) |
| Boussu to Castiglione del Lago | 636.69 mi (1,024.65 km) |
| Boussu to Castiglione delle Stiviere | 465.78 mi (749.61 km) |
| Boussu to Castrolibero | 976.45 mi (1,571.44 km) |
| Boussu to Castrovillari | 948.03 mi (1,525.71 km) |
