| Park Ridge to Cortona | 4,733.17 mi (7,617.30 km) |
| Park Ridge to Cosenza | 5,078.79 mi (8,173.53 km) |
| Park Ridge to Cossato | 4,487.41 mi (7,221.79 km) |
| Park Ridge to Costa Volpino | 4,552.37 mi (7,326.33 km) |
| Park Ridge to Creazzo | 4,618.22 mi (7,432.30 km) |
| Park Ridge to Crema | 4,555.11 mi (7,330.73 km) |
| Park Ridge to Cremona | 4,578.38 mi (7,368.18 km) |
| Park Ridge to Crevalcore | 4,639.35 mi (7,466.32 km) |
| Park Ridge to Crispiano | 5,058.52 mi (8,140.89 km) |
| Park Ridge to Crosia | 5,087.31 mi (8,187.23 km) |
| Park Ridge to Crotone | 5,123.47 mi (8,245.43 km) |
| Park Ridge to Cuneo | 4,510.22 mi (7,258.50 km) |
| Park Ridge to Cuorgne | 4,474.02 mi (7,200.23 km) |
| Park Ridge to Cusano Milanino | 4,528.06 mi (7,287.21 km) |
| Park Ridge to Cutro | 5,120.42 mi (8,240.52 km) |
