| Port Angeles to Cortona | 5,566.34 mi (8,958.16 km) |
| Port Angeles to Cosenza | 5,911.43 mi (9,513.53 km) |
| Port Angeles to Cossato | 5,335.66 mi (8,586.92 km) |
| Port Angeles to Costa Volpino | 5,366.87 mi (8,637.14 km) |
| Port Angeles to Creazzo | 5,417.45 mi (8,718.54 km) |
| Port Angeles to Crema | 5,384.70 mi (8,665.84 km) |
| Port Angeles to Cremona | 5,407.15 mi (8,701.97 km) |
| Port Angeles to Crevalcore | 5,458.99 mi (8,785.40 km) |
| Port Angeles to Crispiano | 5,852.63 mi (9,418.90 km) |
| Port Angeles to Crosia | 5,906.68 mi (9,505.88 km) |
| Port Angeles to Crotone | 5,944.87 mi (9,567.34 km) |
| Port Angeles to Cuneo | 5,390.35 mi (8,674.94 km) |
| Port Angeles to Cuorgne | 5,333.29 mi (8,583.10 km) |
| Port Angeles to Cusano Milanino | 5,361.61 mi (8,628.67 km) |
| Port Angeles to Cutro | 5,944.96 mi (9,567.49 km) |
