| Horizon West to Cortona | 5,069.11 mi (8,157.94 km) |
| Horizon West to Cosenza | 5,386.69 mi (8,669.04 km) |
| Horizon West to Cossato | 4,834.79 mi (7,780.84 km) |
| Horizon West to Costa Volpino | 4,915.15 mi (7,910.17 km) |
| Horizon West to Creazzo | 4,984.76 mi (8,022.20 km) |
| Horizon West to Crema | 4,908.32 mi (7,899.17 km) |
| Horizon West to Cremona | 4,930.11 mi (7,934.25 km) |
| Horizon West to Crevalcore | 4,991.58 mi (8,033.17 km) |
| Horizon West to Crispiano | 5,391.95 mi (8,677.51 km) |
| Horizon West to Crosia | 5,402.81 mi (8,694.98 km) |
| Horizon West to Crotone | 5,434.80 mi (8,746.47 km) |
| Horizon West to Cuneo | 4,835.40 mi (7,781.83 km) |
| Horizon West to Cuorgne | 4,815.61 mi (7,749.98 km) |
| Horizon West to Cusano Milanino | 4,881.13 mi (7,855.42 km) |
| Horizon West to Cutro | 5,430.03 mi (8,738.79 km) |
