| Reston to Cernavoda | 5,046.06 mi (8,120.85 km) |
| Reston to Chitila | 4,958.83 mi (7,980.47 km) |
| Reston to Cisnadie | 4,837.56 mi (7,785.30 km) |
| Reston to Cluj-Napoca | 4,773.21 mi (7,681.73 km) |
| Reston to Codlea | 4,888.57 mi (7,867.40 km) |
| Reston to Comanesti | 4,896.94 mi (7,880.86 km) |
| Reston to Comarnic | 4,914.40 mi (7,908.97 km) |
| Reston to Constanta | 5,076.65 mi (8,170.07 km) |
| Reston to Corabia | 4,930.64 mi (7,935.09 km) |
| Reston to Costesti | 4,908.76 mi (7,899.89 km) |
| Reston to Covasna | 4,910.91 mi (7,903.34 km) |
| Reston to Craiova | 4,880.27 mi (7,854.03 km) |
| Reston to Cristuru Secuiesc | 4,848.42 mi (7,802.77 km) |
| Reston to Cugir | 4,801.45 mi (7,727.19 km) |
| Reston to Cumpana | 5,075.98 mi (8,169.00 km) |
