| Defiance to Cortona | 4,625.00 mi (7,443.22 km) |
| Defiance to Cosenza | 4,967.51 mi (7,994.43 km) |
| Defiance to Cossato | 4,380.05 mi (7,049.01 km) |
| Defiance to Costa Volpino | 4,447.93 mi (7,158.24 km) |
| Defiance to Creazzo | 4,514.72 mi (7,265.74 km) |
| Defiance to Crema | 4,449.04 mi (7,160.04 km) |
| Defiance to Cremona | 4,472.17 mi (7,197.26 km) |
| Defiance to Crevalcore | 4,533.50 mi (7,295.97 km) |
| Defiance to Crispiano | 4,951.32 mi (7,968.39 km) |
| Defiance to Crosia | 4,977.29 mi (8,010.17 km) |
| Defiance to Crotone | 5,012.93 mi (8,067.53 km) |
| Defiance to Cuneo | 4,399.28 mi (7,079.95 km) |
| Defiance to Cuorgne | 4,365.62 mi (7,025.79 km) |
| Defiance to Cusano Milanino | 4,421.85 mi (7,116.28 km) |
| Defiance to Cutro | 5,009.58 mi (8,062.15 km) |
