| Sulphur to Castelletto sopra Ticino | 5,278.91 mi (8,495.59 km) |
| Sulphur to Castelli Calepio | 5,334.75 mi (8,585.45 km) |
| Sulphur to Castelnovo ne' Monti | 5,398.06 mi (8,687.34 km) |
| Sulphur to Castelnuovo Berardenga | 5,484.08 mi (8,825.77 km) |
| Sulphur to Castelnuovo di Porto | 5,571.54 mi (8,966.53 km) |
| Sulphur to Castelnuovo di Verona | 5,377.87 mi (8,654.85 km) |
| Sulphur to Castelnuovo Rangone | 5,416.40 mi (8,716.85 km) |
| Sulphur to Castelvetrano | 5,751.91 mi (9,256.81 km) |
| Sulphur to Castelvetro di Modena | 5,418.89 mi (8,720.87 km) |
| Sulphur to Castenaso | 5,440.43 mi (8,755.53 km) |
| Sulphur to Castenedolo | 5,357.00 mi (8,621.26 km) |
| Sulphur to Castiglion Fiorentino | 5,501.88 mi (8,854.42 km) |
| Sulphur to Castiglione del Lago | 5,514.92 mi (8,875.40 km) |
| Sulphur to Castiglione delle Stiviere | 5,367.96 mi (8,638.90 km) |
| Sulphur to Castrolibero | 5,840.82 mi (9,399.90 km) |
