| Volterra to Cloverly (Maryland) | 4,351.14 mi (7,002.49 km) |
| Volterra to Clovis (California) | 6,084.73 mi (9,792.42 km) |
| Volterra to Clovis (New Mexico) | 5,645.31 mi (9,085.25 km) |
| Volterra to Clute (Texas) | 5,600.53 mi (9,013.18 km) |
| Volterra to Coachella (California) | 6,150.20 mi (9,897.79 km) |
| Volterra to Coalinga (California) | 6,143.89 mi (9,887.64 km) |
| Volterra to Coamo (Puerto Rico) | 4,735.61 mi (7,621.23 km) |
| Volterra to Coatesville (Pennsylvania) | 4,264.86 mi (6,863.62 km) |
| Volterra to Cockeysville (Maryland) | 4,320.07 mi (6,952.47 km) |
| Volterra to Cocoa (Florida) | 4,977.39 mi (8,010.33 km) |
| Volterra to Cocoa Beach (Florida) | 4,973.08 mi (8,003.40 km) |
| Volterra to Coconut Creek (Florida) | 5,044.24 mi (8,117.92 km) |
| Volterra to Coeur d'Alene (Idaho) | 5,382.92 mi (8,662.98 km) |
| Volterra to Cohoes (New York) | 4,067.30 mi (6,545.69 km) |
| Volterra to Cold Springs (Nevada) | 5,928.45 mi (9,540.91 km) |
