| Castleford to Hutchinson (Minnesota) | 3,928.31 mi (6,322.00 km) |
| Castleford to Hutto (Texas) | 4,783.14 mi (7,697.72 km) |
| Castleford to Hyattsville (Maryland) | 3,564.38 mi (5,736.31 km) |
| Castleford to Hybla Valley (Virginia) | 3,579.42 mi (5,760.53 km) |
| Castleford to Idaho Falls (Idaho) | 4,575.83 mi (7,364.08 km) |
| Castleford to Idylwood (Virginia) | 3,577.61 mi (5,757.61 km) |
| Castleford to Ilchester (Maryland) | 3,544.94 mi (5,705.04 km) |
| Castleford to Immokalee (Florida) | 4,370.00 mi (7,032.84 km) |
| Castleford to Imperial (California) | 5,286.72 mi (8,508.15 km) |
| Castleford to Imperial Beach (California) | 5,351.76 mi (8,612.82 km) |
| Castleford to Independence (Kentucky) | 3,859.15 mi (6,210.70 km) |
| Castleford to Independence (Missouri) | 4,217.22 mi (6,786.97 km) |
| Castleford to Indian Trail (North Carolina) | 3,897.87 mi (6,273.02 km) |
| Castleford to Indiana (Pennsylvania) | 3,572.28 mi (5,749.02 km) |
| Castleford to Indianapolis (Indiana) | 3,879.49 mi (6,243.43 km) |
