| Park Ridge to Chivasso | 4,491.36 mi (7,228.15 km) |
| Park Ridge to Ciampino | 4,821.00 mi (7,758.65 km) |
| Park Ridge to Cicciano | 4,934.97 mi (7,942.07 km) |
| Park Ridge to Cingoli | 4,777.65 mi (7,688.89 km) |
| Park Ridge to Cinisello Balsamo | 4,529.37 mi (7,289.32 km) |
| Park Ridge to Cinisi | 5,001.02 mi (8,048.36 km) |
| Park Ridge to Cirie | 4,478.19 mi (7,206.96 km) |
| Park Ridge to Ciro Marina | 5,110.76 mi (8,224.98 km) |
| Park Ridge to Cislago | 4,515.53 mi (7,267.04 km) |
| Park Ridge to Cisterna di Latina | 4,839.25 mi (7,788.02 km) |
| Park Ridge to Cisternino | 5,060.26 mi (8,143.71 km) |
| Park Ridge to Citta di Castello | 4,735.37 mi (7,620.84 km) |
| Park Ridge to Citta Sant'Angelo | 4,847.38 mi (7,801.10 km) |
| Park Ridge to Cittadella | 4,624.90 mi (7,443.06 km) |
| Park Ridge to Cittanova | 5,115.41 mi (8,232.46 km) |
