| Clarksburg to Chivasso | 4,169.49 mi (6,710.14 km) |
| Clarksburg to Ciampino | 4,490.09 mi (7,226.10 km) |
| Clarksburg to Cicciano | 4,605.60 mi (7,412.00 km) |
| Clarksburg to Cingoli | 4,461.05 mi (7,179.37 km) |
| Clarksburg to Cinisello Balsamo | 4,215.18 mi (6,783.67 km) |
| Clarksburg to Cinisi | 4,645.80 mi (7,476.69 km) |
| Clarksburg to Cirie | 4,155.67 mi (6,687.91 km) |
| Clarksburg to Ciro Marina | 4,780.70 mi (7,693.79 km) |
| Clarksburg to Cislago | 4,201.27 mi (6,761.28 km) |
| Clarksburg to Cisterna di Latina | 4,507.67 mi (7,254.39 km) |
| Clarksburg to Cisternino | 4,741.19 mi (7,630.21 km) |
| Clarksburg to Citta di Castello | 4,415.74 mi (7,106.44 km) |
| Clarksburg to Citta Sant'Angelo | 4,527.58 mi (7,286.44 km) |
| Clarksburg to Cittadella | 4,320.88 mi (6,953.79 km) |
| Clarksburg to Cittanova | 4,773.81 mi (7,682.70 km) |
