| Castleford to Southern Pines (North Carolina) | 3,842.73 mi (6,184.27 km) |
| Castleford to Southfield (Michigan) | 3,642.10 mi (5,861.39 km) |
| Castleford to Southgate (Michigan) | 3,652.76 mi (5,878.55 km) |
| Castleford to Southlake (Texas) | 4,639.44 mi (7,466.46 km) |
| Castleford to Spanaway (Washington) | 4,664.22 mi (7,506.34 km) |
| Castleford to Spanish Fork (Utah) | 4,750.23 mi (7,644.75 km) |
| Castleford to Spanish Lake (Missouri) | 4,080.29 mi (6,566.59 km) |
| Castleford to Spanish Springs (Nevada) | 5,019.05 mi (8,077.38 km) |
| Castleford to Sparks (Nevada) | 5,025.22 mi (8,087.32 km) |
| Castleford to Spartanburg (South Carolina) | 3,954.53 mi (6,364.20 km) |
| Castleford to Spearfish (South Dakota) | 4,264.23 mi (6,862.62 km) |
| Castleford to Speedway (Indiana) | 3,882.53 mi (6,248.33 km) |
| Castleford to Spencer (Iowa) | 4,041.17 mi (6,503.64 km) |
| Castleford to Spokane (Washington) | 4,499.38 mi (7,241.05 km) |
| Castleford to Spokane Valley (Washington) | 4,494.21 mi (7,232.74 km) |
