| Avon Lake to Cortona | 4,519.48 mi (7,273.40 km) |
| Avon Lake to Cosenza | 4,860.54 mi (7,822.29 km) |
| Avon Lake to Cossato | 4,274.99 mi (6,879.94 km) |
| Avon Lake to Costa Volpino | 4,344.07 mi (6,991.11 km) |
| Avon Lake to Creazzo | 4,411.23 mi (7,099.19 km) |
| Avon Lake to Crema | 4,344.50 mi (6,991.79 km) |
| Avon Lake to Cremona | 4,367.55 mi (7,028.89 km) |
| Avon Lake to Crevalcore | 4,429.00 mi (7,127.79 km) |
| Avon Lake to Crispiano | 4,846.05 mi (7,798.96 km) |
| Avon Lake to Crosia | 4,870.84 mi (7,838.85 km) |
| Avon Lake to Crotone | 4,906.24 mi (7,895.83 km) |
| Avon Lake to Cuneo | 4,292.72 mi (6,908.47 km) |
| Avon Lake to Cuorgne | 4,260.14 mi (6,856.04 km) |
| Avon Lake to Cusano Milanino | 4,317.26 mi (6,947.95 km) |
| Avon Lake to Cutro | 4,902.78 mi (7,890.27 km) |
