| Clarksburg to Corato | 4,680.35 mi (7,532.29 km) |
| Clarksburg to Corbetta | 4,205.02 mi (6,767.32 km) |
| Clarksburg to Corciano | 4,428.92 mi (7,127.66 km) |
| Clarksburg to Cordenons | 4,348.06 mi (6,997.52 km) |
| Clarksburg to Cori | 4,509.45 mi (7,257.26 km) |
| Clarksburg to Coriano | 4,413.40 mi (7,102.68 km) |
| Clarksburg to Corigliano Calabro | 4,744.78 mi (7,635.99 km) |
| Clarksburg to Corleone | 4,668.09 mi (7,512.57 km) |
| Clarksburg to Cormano | 4,213.04 mi (6,780.23 km) |
| Clarksburg to Cornaredo | 4,208.94 mi (6,773.64 km) |
| Clarksburg to Cornate d'Adda | 4,222.62 mi (6,795.66 km) |
| Clarksburg to Cornedo Vicentino | 4,303.71 mi (6,926.15 km) |
| Clarksburg to Correggio | 4,307.90 mi (6,932.90 km) |
| Clarksburg to Corridonia | 4,478.13 mi (7,206.86 km) |
| Clarksburg to Corsico | 4,214.67 mi (6,782.85 km) |
