| Castleford to Roy (Utah) | 4,704.11 mi (7,570.53 km) |
| Castleford to Royal Kunia (Hawaii) | 7,063.05 mi (11,366.88 km) |
| Castleford to Royal Oak (Michigan) | 3,636.61 mi (5,852.55 km) |
| Castleford to Royal Palm Beach (Florida) | 4,306.89 mi (6,931.27 km) |
| Castleford to Royse City (Texas) | 4,607.37 mi (7,414.85 km) |
| Castleford to Ruskin (Florida) | 4,343.22 mi (6,989.74 km) |
| Castleford to Russellville (Alabama) | 4,202.52 mi (6,763.30 km) |
| Castleford to Russellville (Arkansas) | 4,368.34 mi (7,030.16 km) |
| Castleford to Ruston (Louisiana) | 4,492.21 mi (7,229.52 km) |
| Castleford to Rutherford (New Jersey) | 3,366.22 mi (5,417.40 km) |
| Castleford to Rutland (Vermont) | 3,197.90 mi (5,146.53 km) |
| Castleford to Sabana Grande (Puerto Rico) | 4,225.01 mi (6,799.49 km) |
| Castleford to Sachse (Texas) | 4,617.30 mi (7,430.82 km) |
| Castleford to Saco (Maine) | 3,102.69 mi (4,993.30 km) |
| Castleford to Sacramento (California) | 5,134.41 mi (8,263.03 km) |
