| Paducah to Cividale del Friuli | 4,934.79 mi (7,941.78 km) |
| Paducah to Civita Castellana | 5,043.25 mi (8,116.32 km) |
| Paducah to Civitanova Marche | 5,057.98 mi (8,140.03 km) |
| Paducah to Civitavecchia | 5,025.38 mi (8,087.57 km) |
| Paducah to Civitella in Val di Chiana | 4,970.31 mi (7,998.94 km) |
| Paducah to Clusone | 4,803.83 mi (7,731.02 km) |
| Paducah to Coccaglio | 4,816.93 mi (7,752.09 km) |
| Paducah to Codigoro | 4,931.58 mi (7,936.62 km) |
| Paducah to Codogno | 4,820.83 mi (7,758.38 km) |
| Paducah to Codroipo | 4,922.21 mi (7,921.54 km) |
| Paducah to Cogoleto | 4,805.69 mi (7,734.01 km) |
| Paducah to Colle di Val d'Elsa | 4,946.74 mi (7,961.00 km) |
| Paducah to Colle Salvetti | 4,911.98 mi (7,905.07 km) |
| Paducah to Collecchio | 4,857.23 mi (7,816.96 km) |
| Paducah to Colleferro | 5,091.13 mi (8,193.38 km) |
