| Castleford to Merrick (New York) | 3,352.16 mi (5,394.78 km) |
| Castleford to Merrifield (Virginia) | 3,579.84 mi (5,761.20 km) |
| Castleford to Merrillville (Indiana) | 3,841.15 mi (6,181.73 km) |
| Castleford to Merritt Island (Florida) | 4,241.26 mi (6,825.64 km) |
| Castleford to Mesa (Arizona) | 5,128.47 mi (8,253.48 km) |
| Castleford to Mesquite (Nevada) | 5,014.44 mi (8,069.96 km) |
| Castleford to Mesquite (Texas) | 4,628.83 mi (7,449.38 km) |
| Castleford to Metairie (Louisiana) | 4,530.56 mi (7,291.23 km) |
| Castleford to Methuen Town (Massachusetts) | 3,166.10 mi (5,095.35 km) |
| Castleford to Metuchen (New Jersey) | 3,389.02 mi (5,454.09 km) |
| Castleford to Mexico (Missouri) | 4,122.98 mi (6,635.29 km) |
| Castleford to Miami (Florida) | 4,354.42 mi (7,007.77 km) |
| Castleford to Miami (Oklahoma) | 4,349.11 mi (6,999.22 km) |
| Castleford to Miami Beach (Florida) | 4,349.83 mi (7,000.38 km) |
| Castleford to Miami Gardens (Florida) | 4,347.40 mi (6,996.46 km) |
