| Castleford to Dumas (Texas) | 4,658.42 mi (7,497.00 km) |
| Castleford to Dumont (New Jersey) | 3,356.08 mi (5,401.09 km) |
| Castleford to Duncan (Oklahoma) | 4,583.63 mi (7,376.64 km) |
| Castleford to Duncanville (Texas) | 4,647.03 mi (7,478.67 km) |
| Castleford to Dundalk (Maryland) | 3,531.75 mi (5,683.80 km) |
| Castleford to Dunedin (Florida) | 4,340.90 mi (6,986.00 km) |
| Castleford to Dunkirk (New York) | 3,493.19 mi (5,621.75 km) |
| Castleford to Dunmore (Pennsylvania) | 3,397.95 mi (5,468.47 km) |
| Castleford to Dunwoody (Georgia) | 4,098.41 mi (6,595.75 km) |
| Castleford to Durango (Colorado) | 4,785.24 mi (7,701.10 km) |
| Castleford to Durant (Oklahoma) | 4,556.28 mi (7,332.63 km) |
| Castleford to Durham (North Carolina) | 3,784.30 mi (6,090.24 km) |
| Castleford to Dyer (Indiana) | 3,846.96 mi (6,191.08 km) |
| Castleford to Dyersburg (Tennessee) | 4,187.27 mi (6,738.76 km) |
| Castleford to Eagan (Minnesota) | 3,889.56 mi (6,259.64 km) |
