| Castleford to Cividale del Friuli | 839.78 mi (1,351.49 km) |
| Castleford to Civita Castellana | 1,010.02 mi (1,625.47 km) |
| Castleford to Civitanova Marche | 993.54 mi (1,598.94 km) |
| Castleford to Civitavecchia | 1,004.27 mi (1,616.22 km) |
| Castleford to Civitella in Val di Chiana | 926.34 mi (1,490.81 km) |
| Castleford to Clusone | 737.95 mi (1,187.62 km) |
| Castleford to Coccaglio | 756.16 mi (1,216.92 km) |
| Castleford to Codigoro | 860.71 mi (1,385.17 km) |
| Castleford to Codogno | 770.49 mi (1,239.99 km) |
| Castleford to Codroipo | 830.99 mi (1,337.35 km) |
| Castleford to Cogoleto | 786.02 mi (1,264.98 km) |
| Castleford to Colle di Val d'Elsa | 910.62 mi (1,465.50 km) |
| Castleford to Colle Salvetti | 881.03 mi (1,417.88 km) |
| Castleford to Collecchio | 808.11 mi (1,300.53 km) |
| Castleford to Colleferro | 1,059.66 mi (1,705.36 km) |
