| Castleford to Caño Martin Peña (Puerto Rico) | 4,169.17 mi (6,709.63 km) |
| Castleford to Cañon City (Colorado) | 4,631.92 mi (7,454.35 km) |
| Castleford to Canóvanas (Puerto Rico) | 4,166.48 mi (6,705.30 km) |
| Castleford to Canton (Georgia) | 4,089.97 mi (6,582.18 km) |
| Castleford to Canton (Illinois) | 3,985.95 mi (6,414.76 km) |
| Castleford to Canton (Mississippi) | 4,389.22 mi (7,063.76 km) |
| Castleford to Canton (Ohio) | 3,648.65 mi (5,871.93 km) |
| Castleford to Canyon (Texas) | 4,703.59 mi (7,569.69 km) |
| Castleford to Canyon Lake (California) | 5,291.56 mi (8,515.94 km) |
| Castleford to Canyon Lake (Texas) | 4,845.70 mi (7,798.40 km) |
| Castleford to Cape Coral (Florida) | 4,381.57 mi (7,051.45 km) |
| Castleford to Cape Girardeau (Missouri) | 4,130.22 mi (6,646.95 km) |
| Castleford to Carbondale (Illinois) | 4,096.92 mi (6,593.36 km) |
| Castleford to Carlisle (Pennsylvania) | 3,516.13 mi (5,658.66 km) |
| Castleford to Carlsbad (California) | 5,324.86 mi (8,569.53 km) |
