| South River to Castelletto sopra Ticino | 4,011.38 mi (6,455.70 km) |
| South River to Castelli Calepio | 4,068.30 mi (6,547.30 km) |
| South River to Castelnovo ne' Monti | 4,129.06 mi (6,645.07 km) |
| South River to Castelnuovo Berardenga | 4,213.68 mi (6,781.27 km) |
| South River to Castelnuovo di Porto | 4,299.62 mi (6,919.57 km) |
| South River to Castelnuovo di Verona | 4,111.82 mi (6,617.33 km) |
| South River to Castelnuovo Rangone | 4,148.21 mi (6,675.89 km) |
| South River to Castelvetrano | 4,475.04 mi (7,201.88 km) |
| South River to Castelvetro di Modena | 4,150.60 mi (6,679.74 km) |
| South River to Castenaso | 4,172.70 mi (6,715.30 km) |
| South River to Castenedolo | 4,090.53 mi (6,583.08 km) |
| South River to Castiglion Fiorentino | 4,231.86 mi (6,810.53 km) |
| South River to Castiglione del Lago | 4,244.58 mi (6,831.00 km) |
| South River to Castiglione delle Stiviere | 4,101.52 mi (6,600.76 km) |
| South River to Castrolibero | 4,567.28 mi (7,350.32 km) |
