| Cincinnati to Castrovillari | 5,039.00 mi (8,109.49 km) |
| Cincinnati to Catania | 5,087.94 mi (8,188.24 km) |
| Cincinnati to Catanzaro | 5,094.41 mi (8,198.67 km) |
| Cincinnati to Cattolica | 4,727.00 mi (7,607.38 km) |
| Cincinnati to Cava de' Tirreni | 4,939.12 mi (7,948.75 km) |
| Cincinnati to Cavallino | 5,101.75 mi (8,210.47 km) |
| Cincinnati to Cavarzere | 4,655.37 mi (7,492.09 km) |
| Cincinnati to Cave | 4,819.61 mi (7,756.41 km) |
| Cincinnati to Cavriago | 4,608.36 mi (7,416.44 km) |
| Cincinnati to Cavriglia | 4,692.56 mi (7,551.95 km) |
| Cincinnati to Cazzago San Martino | 4,554.82 mi (7,330.27 km) |
| Cincinnati to Ceccano | 4,846.42 mi (7,799.56 km) |
| Cincinnati to Cecina | 4,659.69 mi (7,499.05 km) |
| Cincinnati to Cefalu | 5,018.91 mi (8,077.16 km) |
| Cincinnati to Ceglie Messapico | 5,058.57 mi (8,140.98 km) |
