| Barstow to Castelfidardo | 6,195.62 mi (9,970.89 km) |
| Barstow to Castelfiorentino | 6,106.33 mi (9,827.19 km) |
| Barstow to Castelfranco di Sopra | 6,124.15 mi (9,855.86 km) |
| Barstow to Castelfranco di Sotto | 6,094.05 mi (9,807.43 km) |
| Barstow to Castelfranco Emilia | 6,056.55 mi (9,747.08 km) |
| Barstow to Castelfranco Veneto | 6,027.47 mi (9,700.27 km) |
| Barstow to Castellabate | 6,413.50 mi (10,321.52 km) |
| Barstow to Castellammare del Golfo | 6,466.64 mi (10,407.05 km) |
| Barstow to Castellammare di Stabia | 6,375.58 mi (10,260.50 km) |
| Barstow to Castellamonte | 5,907.91 mi (9,507.87 km) |
| Barstow to Castellana Grotte | 6,449.78 mi (10,379.91 km) |
| Barstow to Castellaneta | 6,456.51 mi (10,390.75 km) |
| Barstow to Castellanza | 5,934.50 mi (9,550.65 km) |
| Barstow to Castellarano | 6,049.55 mi (9,735.80 km) |
| Barstow to Castelleone | 5,978.74 mi (9,621.84 km) |
