| Castle Rock to Cervignano del Friuli | 5,419.11 mi (8,721.22 km) |
| Castle Rock to Cesa | 5,693.57 mi (9,162.92 km) |
| Castle Rock to Cesano Maderno | 5,284.78 mi (8,505.03 km) |
| Castle Rock to Cesena | 5,465.22 mi (8,795.42 km) |
| Castle Rock to Cesenatico | 5,467.41 mi (8,798.94 km) |
| Castle Rock to Cetraro | 5,829.46 mi (9,381.61 km) |
| Castle Rock to Cherasco | 5,285.61 mi (8,506.37 km) |
| Castle Rock to Chiampo | 5,362.91 mi (8,630.77 km) |
| Castle Rock to Chiaravalle | 5,529.71 mi (8,899.20 km) |
| Castle Rock to Chiari | 5,315.88 mi (8,555.09 km) |
| Castle Rock to Chiavari | 5,354.02 mi (8,616.47 km) |
| Castle Rock to Chieri | 5,266.94 mi (8,476.32 km) |
| Castle Rock to Chieti | 5,621.38 mi (9,046.73 km) |
| Castle Rock to Chioggia | 5,413.20 mi (8,711.70 km) |
| Castle Rock to Chiusi | 5,510.19 mi (8,867.79 km) |
