| Castleford to Hormigueros (Puerto Rico) | 4,228.00 mi (6,804.30 km) |
| Castleford to Horn Lake (Mississippi) | 4,268.63 mi (6,869.70 km) |
| Castleford to Hot Springs (Arkansas) | 4,405.84 mi (7,090.51 km) |
| Castleford to Hot Springs Village (Arkansas) | 4,393.92 mi (7,071.34 km) |
| Castleford to Houma (Louisiana) | 4,573.06 mi (7,359.62 km) |
| Castleford to Houston (Texas) | 4,742.17 mi (7,631.79 km) |
| Castleford to Howard (Wisconsin) | 3,721.65 mi (5,989.42 km) |
| Castleford to Huber Heights (Ohio) | 3,798.55 mi (6,113.17 km) |
| Castleford to Hudson (Florida) | 4,320.03 mi (6,952.42 km) |
| Castleford to Hudson (Ohio) | 3,631.14 mi (5,843.75 km) |
| Castleford to Hudson (Wisconsin) | 3,867.35 mi (6,223.90 km) |
| Castleford to Hueytown (Alabama) | 4,230.36 mi (6,808.10 km) |
| Castleford to Hugo (Minnesota) | 3,865.45 mi (6,220.84 km) |
| Castleford to Humacao (Puerto Rico) | 4,175.08 mi (6,719.14 km) |
| Castleford to Humble (Texas) | 4,726.49 mi (7,606.55 km) |
