| Triangle to Cortona | 4,440.89 mi (7,146.91 km) |
| Triangle to Cosenza | 4,773.12 mi (7,681.60 km) |
| Triangle to Cossato | 4,199.89 mi (6,759.07 km) |
| Triangle to Costa Volpino | 4,274.53 mi (6,879.19 km) |
| Triangle to Creazzo | 4,343.15 mi (6,989.62 km) |
| Triangle to Crema | 4,271.58 mi (6,874.44 km) |
| Triangle to Cremona | 4,294.16 mi (6,910.78 km) |
| Triangle to Crevalcore | 4,355.90 mi (7,010.15 km) |
| Triangle to Crispiano | 4,767.26 mi (7,672.16 km) |
| Triangle to Crosia | 4,786.00 mi (7,702.32 km) |
| Triangle to Crotone | 4,820.08 mi (7,757.16 km) |
| Triangle to Cuneo | 4,209.91 mi (6,775.20 km) |
| Triangle to Cuorgne | 4,182.98 mi (6,731.85 km) |
| Triangle to Cusano Milanino | 4,244.24 mi (6,830.44 km) |
| Triangle to Cutro | 4,816.03 mi (7,750.65 km) |
