| Castleford to Cloverly (Maryland) | 3,559.30 mi (5,728.14 km) |
| Castleford to Clovis (California) | 5,183.66 mi (8,342.29 km) |
| Castleford to Clovis (New Mexico) | 4,778.57 mi (7,690.37 km) |
| Castleford to Clute (Texas) | 4,783.21 mi (7,697.83 km) |
| Castleford to Coachella (California) | 5,256.03 mi (8,458.77 km) |
| Castleford to Coalinga (California) | 5,242.75 mi (8,437.40 km) |
| Castleford to Coamo (Puerto Rico) | 4,201.11 mi (6,761.04 km) |
| Castleford to Coatesville (Pennsylvania) | 3,471.96 mi (5,587.58 km) |
| Castleford to Cockeysville (Maryland) | 3,527.23 mi (5,676.52 km) |
| Castleford to Cocoa (Florida) | 4,241.63 mi (6,826.24 km) |
| Castleford to Cocoa Beach (Florida) | 4,238.54 mi (6,821.26 km) |
| Castleford to Coconut Creek (Florida) | 4,327.39 mi (6,964.27 km) |
| Castleford to Coeur d'Alene (Idaho) | 4,479.82 mi (7,209.58 km) |
| Castleford to Cohoes (New York) | 3,262.96 mi (5,251.23 km) |
| Castleford to Cold Springs (Nevada) | 5,025.90 mi (8,088.40 km) |
