| Paducah to Castelfidardo | 5,043.74 mi (8,117.12 km) |
| Paducah to Castelfiorentino | 4,932.09 mi (7,937.43 km) |
| Paducah to Castelfranco di Sopra | 4,955.70 mi (7,975.43 km) |
| Paducah to Castelfranco di Sotto | 4,919.24 mi (7,916.76 km) |
| Paducah to Castelfranco Emilia | 4,897.36 mi (7,881.54 km) |
| Paducah to Castelfranco Veneto | 4,891.97 mi (7,872.87 km) |
| Paducah to Castellabate | 5,231.92 mi (8,419.96 km) |
| Paducah to Castellammare del Golfo | 5,235.37 mi (8,425.52 km) |
| Paducah to Castellammare di Stabia | 5,194.85 mi (8,360.30 km) |
| Paducah to Castellamonte | 4,730.61 mi (7,613.18 km) |
| Paducah to Castellana Grotte | 5,298.88 mi (8,527.73 km) |
| Paducah to Castellaneta | 5,299.85 mi (8,529.28 km) |
| Paducah to Castellanza | 4,770.94 mi (7,678.09 km) |
| Paducah to Castellarano | 4,887.46 mi (7,865.60 km) |
| Paducah to Castelleone | 4,818.05 mi (7,753.90 km) |
