| Volterra to Cicero (Illinois) | 4,687.34 mi (7,543.55 km) |
| Volterra to Cimarron Hills (Colorado) | 5,474.02 mi (8,809.58 km) |
| Volterra to Cincinnati (Ohio) | 4,671.23 mi (7,517.62 km) |
| Volterra to Cinco Ranch (Texas) | 5,581.01 mi (8,981.77 km) |
| Volterra to Circleville (Ohio) | 4,585.31 mi (7,379.34 km) |
| Volterra to Citrus (California) | 6,183.54 mi (9,951.44 km) |
| Volterra to Citrus Heights (California) | 6,024.50 mi (9,695.50 km) |
| Volterra to Citrus Park (Florida) | 5,074.33 mi (8,166.35 km) |
| Volterra to Claiborne (Louisiana) | 5,295.22 mi (8,521.83 km) |
| Volterra to Claremont (California) | 6,177.34 mi (9,941.46 km) |
| Volterra to Claremont (New Hampshire) | 3,986.45 mi (6,415.57 km) |
| Volterra to Claremore (Oklahoma) | 5,255.42 mi (8,457.78 km) |
| Volterra to Clarksburg (Maryland) | 4,358.03 mi (7,013.58 km) |
| Volterra to Clarksburg (West Virginia) | 4,487.73 mi (7,222.30 km) |
| Volterra to Clarksdale (Mississippi) | 5,148.53 mi (8,285.76 km) |
