| Castleford to Cookeville (Tennessee) | 4,034.24 mi (6,492.48 km) |
| Castleford to Coolidge (Arizona) | 5,148.32 mi (8,285.42 km) |
| Castleford to Coon Rapids (Minnesota) | 3,877.22 mi (6,239.78 km) |
| Castleford to Cooper City (Florida) | 4,343.77 mi (6,990.62 km) |
| Castleford to Coos Bay (Oregon) | 4,928.28 mi (7,931.30 km) |
| Castleford to Copiague (New York) | 3,344.93 mi (5,383.14 km) |
| Castleford to Coppell (Texas) | 4,633.01 mi (7,456.11 km) |
| Castleford to Copperas Cove (Texas) | 4,765.84 mi (7,669.88 km) |
| Castleford to Coral Gables (Florida) | 4,361.12 mi (7,018.55 km) |
| Castleford to Coral Springs (Florida) | 4,330.96 mi (6,970.00 km) |
| Castleford to Coral Terrace (Florida) | 4,360.24 mi (7,017.13 km) |
| Castleford to Coralville (Iowa) | 3,986.60 mi (6,415.81 km) |
| Castleford to Coram (New York) | 3,320.13 mi (5,343.24 km) |
| Castleford to Corcoran (California) | 5,223.30 mi (8,406.09 km) |
| Castleford to Cordele (Georgia) | 4,177.83 mi (6,723.56 km) |
