| Barstow to Carmignano | 6,096.52 mi (9,811.41 km) |
| Barstow to Carovigno | 6,475.38 mi (10,421.11 km) |
| Barstow to Carpenedolo | 5,996.47 mi (9,650.38 km) |
| Barstow to Carpi | 6,041.34 mi (9,722.59 km) |
| Barstow to Carrara | 6,053.09 mi (9,741.50 km) |
| Barstow to Carugate | 5,951.85 mi (9,578.58 km) |
| Barstow to Casal di Principe | 6,346.88 mi (10,214.32 km) |
| Barstow to Casale Monferrato | 5,945.00 mi (9,567.55 km) |
| Barstow to Casale sul Sile | 6,043.32 mi (9,725.79 km) |
| Barstow to Casalecchio di Reno | 6,069.86 mi (9,768.50 km) |
| Barstow to Casalgrande | 6,047.08 mi (9,731.83 km) |
| Barstow to Casalmaggiore | 6,015.79 mi (9,681.48 km) |
| Barstow to Casalnuovo di Napoli | 6,359.29 mi (10,234.29 km) |
| Barstow to Casalpusterlengo | 5,981.32 mi (9,626.00 km) |
| Barstow to Casaluce | 6,349.94 mi (10,219.24 km) |
