| Castleford to Marasesti | 1,373.17 mi (2,209.90 km) |
| Castleford to Marghita | 1,122.78 mi (1,806.93 km) |
| Castleford to Marginea | 1,247.05 mi (2,006.93 km) |
| Castleford to Matca | 1,386.47 mi (2,231.31 km) |
| Castleford to Medgidia | 1,479.20 mi (2,380.55 km) |
| Castleford to Media | 1,247.99 mi (2,008.45 km) |
| Castleford to Miercurea-Ciuc | 1,297.81 mi (2,088.62 km) |
| Castleford to Mioveni | 1,319.07 mi (2,122.83 km) |
| Castleford to Mizil | 1,376.39 mi (2,215.08 km) |
| Castleford to Moinesti | 1,322.36 mi (2,128.13 km) |
| Castleford to Moisei | 1,200.21 mi (1,931.56 km) |
| Castleford to Moldova Noua | 1,202.66 mi (1,935.49 km) |
| Castleford to Moreni | 1,345.76 mi (2,165.78 km) |
| Castleford to Motru | 1,248.94 mi (2,009.98 km) |
| Castleford to Murfatlar | 1,488.20 mi (2,395.03 km) |
