| Clarksburg to Castrovillari | 4,722.46 mi (7,600.07 km) |
| Clarksburg to Catania | 4,761.83 mi (7,663.42 km) |
| Clarksburg to Catanzaro | 4,775.56 mi (7,685.52 km) |
| Clarksburg to Cattolica | 4,419.12 mi (7,111.88 km) |
| Clarksburg to Cava de' Tirreni | 4,622.87 mi (7,439.79 km) |
| Clarksburg to Cavallino | 4,790.67 mi (7,709.84 km) |
| Clarksburg to Cavarzere | 4,350.89 mi (7,002.08 km) |
| Clarksburg to Cave | 4,504.15 mi (7,248.73 km) |
| Clarksburg to Cavriago | 4,299.58 mi (6,919.50 km) |
| Clarksburg to Cavriglia | 4,380.84 mi (7,050.28 km) |
| Clarksburg to Cazzago San Martino | 4,248.68 mi (6,837.59 km) |
| Clarksburg to Ceccano | 4,530.78 mi (7,291.58 km) |
| Clarksburg to Cecina | 4,345.60 mi (6,993.57 km) |
| Clarksburg to Cefalu | 4,692.60 mi (7,552.00 km) |
| Clarksburg to Ceglie Messapico | 4,747.31 mi (7,640.05 km) |
