| Clarksburg to Caltagirone | 4,745.59 mi (7,637.29 km) |
| Clarksburg to Caltanissetta | 4,715.34 mi (7,588.61 km) |
| Clarksburg to Calvisano | 4,269.97 mi (6,871.86 km) |
| Clarksburg to Calvizzano | 4,592.65 mi (7,391.16 km) |
| Clarksburg to Camaiore | 4,315.25 mi (6,944.72 km) |
| Clarksburg to Cameri | 4,192.51 mi (6,747.19 km) |
| Clarksburg to Camisano Vicentino | 4,322.56 mi (6,956.50 km) |
| Clarksburg to Campagna | 4,641.73 mi (7,470.15 km) |
| Clarksburg to Campagnano di Roma | 4,468.65 mi (7,191.60 km) |
| Clarksburg to Campi Bisenzio | 4,355.35 mi (7,009.26 km) |
| Clarksburg to Campi Salentina | 4,779.46 mi (7,691.80 km) |
| Clarksburg to Campiglia Marittima | 4,358.53 mi (7,014.38 km) |
| Clarksburg to Campobasso | 4,589.21 mi (7,385.63 km) |
| Clarksburg to Campobello di Licata | 4,717.83 mi (7,592.62 km) |
| Clarksburg to Campobello di Mazara | 4,649.78 mi (7,483.09 km) |
