| Santa Clara to Cortona | 6,161.49 mi (9,915.96 km) |
| Santa Clara to Cosenza | 6,512.55 mi (10,480.94 km) |
| Santa Clara to Cossato | 5,922.41 mi (9,531.20 km) |
| Santa Clara to Costa Volpino | 5,963.82 mi (9,597.83 km) |
| Santa Clara to Creazzo | 6,019.53 mi (9,687.50 km) |
| Santa Clara to Crema | 5,977.70 mi (9,620.17 km) |
| Santa Clara to Cremona | 6,000.78 mi (9,657.32 km) |
| Santa Clara to Crevalcore | 6,056.12 mi (9,746.38 km) |
| Santa Clara to Crispiano | 6,463.53 mi (10,402.04 km) |
| Santa Clara to Crosia | 6,511.48 mi (10,479.21 km) |
| Santa Clara to Crotone | 6,549.73 mi (10,540.77 km) |
| Santa Clara to Cuneo | 5,968.64 mi (9,605.60 km) |
| Santa Clara to Cuorgne | 5,916.77 mi (9,522.12 km) |
| Santa Clara to Cusano Milanino | 5,953.06 mi (9,580.53 km) |
| Santa Clara to Cutro | 6,548.94 mi (10,539.49 km) |
