| Mount Prospect to Cividale del Friuli | 4,669.94 mi (7,515.55 km) |
| Mount Prospect to Civita Castellana | 4,793.45 mi (7,714.32 km) |
| Mount Prospect to Civitanova Marche | 4,802.11 mi (7,728.26 km) |
| Mount Prospect to Civitavecchia | 4,777.50 mi (7,688.64 km) |
| Mount Prospect to Civitella in Val di Chiana | 4,717.87 mi (7,592.67 km) |
| Mount Prospect to Clusone | 4,545.74 mi (7,315.66 km) |
| Mount Prospect to Coccaglio | 4,559.94 mi (7,338.51 km) |
| Mount Prospect to Codigoro | 4,673.40 mi (7,521.11 km) |
| Mount Prospect to Codogno | 4,565.79 mi (7,347.93 km) |
| Mount Prospect to Codroipo | 4,658.61 mi (7,497.32 km) |
| Mount Prospect to Cogoleto | 4,555.40 mi (7,331.21 km) |
| Mount Prospect to Colle di Val d'Elsa | 4,695.46 mi (7,556.61 km) |
| Mount Prospect to Colle Salvetti | 4,661.21 mi (7,501.49 km) |
| Mount Prospect to Collecchio | 4,602.77 mi (7,407.44 km) |
| Mount Prospect to Colleferro | 4,842.12 mi (7,792.64 km) |
