| Falls Church to Cortona | 4,420.93 mi (7,114.79 km) |
| Falls Church to Cosenza | 4,753.64 mi (7,650.24 km) |
| Falls Church to Cossato | 4,179.73 mi (6,726.63 km) |
| Falls Church to Costa Volpino | 4,254.14 mi (6,846.37 km) |
| Falls Church to Creazzo | 4,322.70 mi (6,956.72 km) |
| Falls Church to Crema | 4,251.33 mi (6,841.86 km) |
| Falls Church to Cremona | 4,273.94 mi (6,878.24 km) |
| Falls Church to Crevalcore | 4,335.68 mi (6,977.60 km) |
| Falls Church to Crispiano | 4,747.36 mi (7,640.14 km) |
| Falls Church to Crosia | 4,766.39 mi (7,670.77 km) |
| Falls Church to Crotone | 4,800.54 mi (7,725.72 km) |
| Falls Church to Cuneo | 4,190.11 mi (6,743.33 km) |
| Falls Church to Cuorgne | 4,162.91 mi (6,699.56 km) |
| Falls Church to Cusano Milanino | 4,223.99 mi (6,797.86 km) |
| Falls Church to Cutro | 4,796.52 mi (7,719.25 km) |
