| Cincinnati to Cividale del Friuli | 4,672.92 mi (7,520.33 km) |
| Cincinnati to Civita Castellana | 4,778.67 mi (7,690.53 km) |
| Cincinnati to Civitanova Marche | 4,794.31 mi (7,715.70 km) |
| Cincinnati to Civitavecchia | 4,760.57 mi (7,661.39 km) |
| Cincinnati to Civitella in Val di Chiana | 4,706.13 mi (7,573.79 km) |
| Cincinnati to Clusone | 4,540.66 mi (7,307.49 km) |
| Cincinnati to Coccaglio | 4,553.55 mi (7,328.23 km) |
| Cincinnati to Codigoro | 4,668.37 mi (7,513.02 km) |
| Cincinnati to Codogno | 4,557.12 mi (7,333.98 km) |
| Cincinnati to Codroipo | 4,660.08 mi (7,499.67 km) |
| Cincinnati to Cogoleto | 4,541.26 mi (7,308.45 km) |
| Cincinnati to Colle di Val d'Elsa | 4,682.40 mi (7,535.59 km) |
| Cincinnati to Colle Salvetti | 4,647.58 mi (7,479.56 km) |
| Cincinnati to Collecchio | 4,593.41 mi (7,392.38 km) |
| Cincinnati to Colleferro | 4,826.43 mi (7,767.39 km) |
