| Colonia to Cervignano del Friuli | 4,198.61 mi (6,757.00 km) |
| Colonia to Cesa | 4,409.83 mi (7,096.94 km) |
| Colonia to Cesano Maderno | 4,027.50 mi (6,481.63 km) |
| Colonia to Cesena | 4,210.04 mi (6,775.40 km) |
| Colonia to Cesenatico | 4,214.38 mi (6,782.39 km) |
| Colonia to Cetraro | 4,540.91 mi (7,307.89 km) |
| Colonia to Cherasco | 4,003.45 mi (6,442.94 km) |
| Colonia to Chiampo | 4,121.30 mi (6,632.58 km) |
| Colonia to Chiaravalle | 4,275.65 mi (6,880.99 km) |
| Colonia to Chiari | 4,062.64 mi (6,538.19 km) |
| Colonia to Chiavari | 4,078.13 mi (6,563.11 km) |
| Colonia to Chieri | 3,989.99 mi (6,421.27 km) |
| Colonia to Chieti | 4,356.37 mi (7,010.90 km) |
| Colonia to Chioggia | 4,174.62 mi (6,718.40 km) |
| Colonia to Chiusi | 4,236.12 mi (6,817.38 km) |
