| Oceanside to Cortona | 6,258.47 mi (10,072.03 km) |
| Oceanside to Cosenza | 6,611.08 mi (10,639.51 km) |
| Oceanside to Cossato | 6,014.90 mi (9,680.05 km) |
| Oceanside to Costa Volpino | 6,064.24 mi (9,759.46 km) |
| Oceanside to Creazzo | 6,123.70 mi (9,855.15 km) |
| Oceanside to Crema | 6,074.72 mi (9,776.32 km) |
| Oceanside to Cremona | 6,098.10 mi (9,813.94 km) |
| Oceanside to Crevalcore | 6,155.78 mi (9,906.77 km) |
| Oceanside to Crispiano | 6,570.95 mi (10,574.92 km) |
| Oceanside to Crosia | 6,613.16 mi (10,642.85 km) |
| Oceanside to Crotone | 6,651.09 mi (10,703.89 km) |
| Oceanside to Cuneo | 6,053.87 mi (9,742.76 km) |
| Oceanside to Cuorgne | 6,006.68 mi (9,666.82 km) |
| Oceanside to Cusano Milanino | 6,049.08 mi (9,735.05 km) |
| Oceanside to Cutro | 6,649.54 mi (10,701.41 km) |
