| Ashburn to Chivasso | 4,186.41 mi (6,737.38 km) |
| Ashburn to Ciampino | 4,506.89 mi (7,253.14 km) |
| Ashburn to Cicciano | 4,622.41 mi (7,439.05 km) |
| Ashburn to Cingoli | 4,477.99 mi (7,206.64 km) |
| Ashburn to Cinisello Balsamo | 4,232.17 mi (6,811.01 km) |
| Ashburn to Cinisi | 4,662.31 mi (7,503.26 km) |
| Ashburn to Cirie | 4,172.59 mi (6,715.13 km) |
| Ashburn to Ciro Marina | 4,797.48 mi (7,720.81 km) |
| Ashburn to Cislago | 4,218.25 mi (6,788.62 km) |
| Ashburn to Cisterna di Latina | 4,524.46 mi (7,281.42 km) |
| Ashburn to Cisternino | 4,758.09 mi (7,657.40 km) |
| Ashburn to Citta di Castello | 4,432.66 mi (7,133.67 km) |
| Ashburn to Citta Sant'Angelo | 4,544.49 mi (7,313.65 km) |
| Ashburn to Cittadella | 4,337.94 mi (6,981.25 km) |
| Ashburn to Cittanova | 4,790.47 mi (7,709.51 km) |
