| Champaign to Cervignano del Friuli | 4,782.33 mi (7,696.42 km) |
| Champaign to Cesa | 5,023.10 mi (8,083.91 km) |
| Champaign to Cesano Maderno | 4,625.82 mi (7,444.53 km) |
| Champaign to Cesena | 4,809.15 mi (7,739.57 km) |
| Champaign to Cesenatico | 4,812.59 mi (7,745.11 km) |
| Champaign to Cetraro | 5,157.31 mi (8,299.88 km) |
| Champaign to Cherasco | 4,612.55 mi (7,423.18 km) |
| Champaign to Chiampo | 4,713.59 mi (7,585.79 km) |
| Champaign to Chiaravalle | 4,874.87 mi (7,845.34 km) |
| Champaign to Chiari | 4,659.51 mi (7,498.76 km) |
| Champaign to Chiavari | 4,685.13 mi (7,540.00 km) |
| Champaign to Chieri | 4,596.66 mi (7,397.62 km) |
| Champaign to Chieti | 4,961.08 mi (7,984.09 km) |
| Champaign to Chioggia | 4,766.09 mi (7,670.28 km) |
| Champaign to Chiusi | 4,843.73 mi (7,795.22 km) |
