| Castleford to Montijo | 1,052.63 mi (1,694.05 km) |
| Castleford to Montilla | 1,125.54 mi (1,811.38 km) |
| Castleford to Montmelo | 856.58 mi (1,378.54 km) |
| Castleford to Montornes del Valles | 857.44 mi (1,379.91 km) |
| Castleford to Montoro | 1,094.19 mi (1,760.94 km) |
| Castleford to Monzon | 818.81 mi (1,317.75 km) |
| Castleford to Mora | 976.13 mi (1,570.93 km) |
| Castleford to Moralzarzal | 909.20 mi (1,463.21 km) |
| Castleford to Moron de la Frontera | 1,163.11 mi (1,871.84 km) |
| Castleford to Mostoles | 932.03 mi (1,499.96 km) |
| Castleford to Motril | 1,176.80 mi (1,893.88 km) |
| Castleford to Muchamiel | 1,058.17 mi (1,702.96 km) |
| Castleford to Mula | 1,082.99 mi (1,742.91 km) |
| Castleford to Munguia | 719.10 mi (1,157.27 km) |
| Castleford to Murcia | 1,086.88 mi (1,749.17 km) |
