| Cincinnati to Cervignano del Friuli | 4,679.65 mi (7,531.17 km) |
| Cincinnati to Cesa | 4,908.55 mi (7,899.55 km) |
| Cincinnati to Cesano Maderno | 4,516.90 mi (7,269.25 km) |
| Cincinnati to Cesena | 4,700.22 mi (7,564.28 km) |
| Cincinnati to Cesenatico | 4,704.04 mi (7,570.43 km) |
| Cincinnati to Cetraro | 5,041.60 mi (8,113.68 km) |
| Cincinnati to Cherasco | 4,499.12 mi (7,240.64 km) |
| Cincinnati to Chiampo | 4,607.30 mi (7,414.74 km) |
| Cincinnati to Chiaravalle | 4,766.01 mi (7,670.16 km) |
| Cincinnati to Chiari | 4,551.25 mi (7,324.53 km) |
| Cincinnati to Chiavari | 4,572.71 mi (7,359.06 km) |
| Cincinnati to Chieri | 4,484.23 mi (7,216.66 km) |
| Cincinnati to Chieti | 4,850.07 mi (7,805.43 km) |
| Cincinnati to Chioggia | 4,660.24 mi (7,499.93 km) |
| Cincinnati to Chiusi | 4,731.31 mi (7,614.30 km) |
