| Barstow to Castelletto sopra Ticino | 5,920.76 mi (9,528.54 km) |
| Barstow to Castelli Calepio | 5,965.60 mi (9,600.71 km) |
| Barstow to Castelnovo ne' Monti | 6,044.26 mi (9,727.30 km) |
| Barstow to Castelnuovo Berardenga | 6,137.05 mi (9,876.63 km) |
| Barstow to Castelnuovo di Porto | 6,233.89 mi (10,032.48 km) |
| Barstow to Castelnuovo di Verona | 6,003.46 mi (9,661.64 km) |
| Barstow to Castelnuovo Rangone | 6,055.21 mi (9,744.92 km) |
| Barstow to Castelvetrano | 6,482.02 mi (10,431.80 km) |
| Barstow to Castelvetro di Modena | 6,058.38 mi (9,750.01 km) |
| Barstow to Castenaso | 6,074.40 mi (9,775.81 km) |
| Barstow to Castenedolo | 5,986.68 mi (9,634.63 km) |
| Barstow to Castiglion Fiorentino | 6,150.56 mi (9,898.38 km) |
| Barstow to Castiglione del Lago | 6,165.63 mi (9,922.62 km) |
| Barstow to Castiglione delle Stiviere | 5,996.80 mi (9,650.91 km) |
| Barstow to Castrolibero | 6,506.48 mi (10,471.17 km) |
