| Placerville to Cortona | 6,047.71 mi (9,732.85 km) |
| Placerville to Cosenza | 6,398.81 mi (10,297.89 km) |
| Placerville to Cossato | 5,808.58 mi (9,348.00 km) |
| Placerville to Costa Volpino | 5,850.06 mi (9,414.76 km) |
| Placerville to Creazzo | 5,905.84 mi (9,504.53 km) |
| Placerville to Crema | 5,863.90 mi (9,437.04 km) |
| Placerville to Cremona | 5,886.99 mi (9,474.19 km) |
| Placerville to Crevalcore | 5,942.36 mi (9,563.30 km) |
| Placerville to Crispiano | 6,349.92 mi (10,219.21 km) |
| Placerville to Crosia | 6,397.78 mi (10,296.23 km) |
| Placerville to Crotone | 6,436.02 mi (10,357.78 km) |
| Placerville to Cuneo | 5,854.79 mi (9,422.37 km) |
| Placerville to Cuorgne | 5,802.92 mi (9,338.90 km) |
| Placerville to Cusano Milanino | 5,839.26 mi (9,397.38 km) |
| Placerville to Cutro | 6,435.22 mi (10,356.48 km) |
