| Bostonia to Castelletto sopra Ticino | 6,033.88 mi (9,710.60 km) |
| Bostonia to Castelli Calepio | 6,079.61 mi (9,784.19 km) |
| Bostonia to Castelnovo ne' Monti | 6,157.50 mi (9,909.53 km) |
| Bostonia to Castelnuovo Berardenga | 6,250.12 mi (10,058.59 km) |
| Bostonia to Castelnuovo di Porto | 6,346.62 mi (10,213.90 km) |
| Bostonia to Castelnuovo di Verona | 6,117.95 mi (9,845.88 km) |
| Bostonia to Castelnuovo Rangone | 6,168.98 mi (9,928.01 km) |
| Bostonia to Castelvetrano | 6,590.62 mi (10,606.58 km) |
| Bostonia to Castelvetro di Modena | 6,172.11 mi (9,933.05 km) |
| Bostonia to Castenaso | 6,188.56 mi (9,959.52 km) |
| Bostonia to Castenedolo | 6,100.84 mi (9,818.35 km) |
| Bostonia to Castiglion Fiorentino | 6,263.97 mi (10,080.88 km) |
| Bostonia to Castiglione del Lago | 6,278.94 mi (10,104.98 km) |
| Bostonia to Castiglione delle Stiviere | 6,111.05 mi (9,834.78 km) |
| Bostonia to Castrolibero | 6,619.86 mi (10,653.63 km) |
