| Ashburn to Cortona | 4,428.02 mi (7,126.21 km) |
| Ashburn to Cosenza | 4,761.28 mi (7,662.54 km) |
| Ashburn to Cossato | 4,186.58 mi (6,737.65 km) |
| Ashburn to Costa Volpino | 4,260.69 mi (6,856.92 km) |
| Ashburn to Creazzo | 4,329.19 mi (6,967.15 km) |
| Ashburn to Crema | 4,258.08 mi (6,852.71 km) |
| Ashburn to Cremona | 4,280.71 mi (6,889.14 km) |
| Ashburn to Crevalcore | 4,342.45 mi (6,988.50 km) |
| Ashburn to Crispiano | 4,754.52 mi (7,651.67 km) |
| Ashburn to Crosia | 4,773.89 mi (7,682.84 km) |
| Ashburn to Crotone | 4,808.12 mi (7,737.92 km) |
| Ashburn to Cuneo | 4,197.40 mi (6,755.06 km) |
| Ashburn to Cuorgne | 4,169.88 mi (6,710.77 km) |
| Ashburn to Cusano Milanino | 4,230.74 mi (6,808.71 km) |
| Ashburn to Cutro | 4,804.13 mi (7,731.50 km) |
