| Olympia to Cortona | 5,616.05 mi (9,038.17 km) |
| Olympia to Cosenza | 5,962.22 mi (9,595.26 km) |
| Olympia to Cossato | 5,384.05 mi (8,664.79 km) |
| Olympia to Costa Volpino | 5,416.67 mi (8,717.29 km) |
| Olympia to Creazzo | 5,468.00 mi (8,799.90 km) |
| Olympia to Crema | 5,433.98 mi (8,745.14 km) |
| Olympia to Cremona | 5,456.53 mi (8,781.44 km) |
| Olympia to Crevalcore | 5,508.89 mi (8,865.70 km) |
| Olympia to Crispiano | 5,904.71 mi (9,502.72 km) |
| Olympia to Crosia | 5,957.96 mi (9,588.41 km) |
| Olympia to Crotone | 5,996.19 mi (9,649.93 km) |
| Olympia to Cuneo | 5,437.64 mi (8,751.04 km) |
| Olympia to Cuorgne | 5,381.23 mi (8,660.25 km) |
| Olympia to Cusano Milanino | 5,410.66 mi (8,707.61 km) |
| Olympia to Cutro | 5,996.16 mi (9,649.89 km) |
