| Ashburn to Cernavoda | 5,047.17 mi (8,122.64 km) |
| Ashburn to Chitila | 4,960.07 mi (7,982.46 km) |
| Ashburn to Cisnadie | 4,838.77 mi (7,787.24 km) |
| Ashburn to Cluj-Napoca | 4,774.31 mi (7,683.51 km) |
| Ashburn to Codlea | 4,889.69 mi (7,869.20 km) |
| Ashburn to Comanesti | 4,897.90 mi (7,882.41 km) |
| Ashburn to Comarnic | 4,915.57 mi (7,910.84 km) |
| Ashburn to Constanta | 5,077.74 mi (8,171.83 km) |
| Ashburn to Corabia | 4,932.06 mi (7,937.39 km) |
| Ashburn to Costesti | 4,910.05 mi (7,901.96 km) |
| Ashburn to Covasna | 4,911.96 mi (7,905.03 km) |
| Ashburn to Craiova | 4,881.67 mi (7,856.29 km) |
| Ashburn to Cristuru Secuiesc | 4,849.49 mi (7,804.49 km) |
| Ashburn to Cugir | 4,802.69 mi (7,729.18 km) |
| Ashburn to Cumpana | 5,077.09 mi (8,170.78 km) |
