| Castleford to Lubbeek | 326.80 mi (525.93 km) |
| Castleford to Lummen | 334.77 mi (538.76 km) |
| Castleford to Maaseik | 350.80 mi (564.55 km) |
| Castleford to Machelen | 312.00 mi (502.12 km) |
| Castleford to Maldegem | 266.13 mi (428.29 km) |
| Castleford to Malmedy | 387.02 mi (622.85 km) |
| Castleford to Manage | 324.83 mi (522.77 km) |
| Castleford to Marche-en-Famenne | 373.28 mi (600.74 km) |
| Castleford to Mariakerke | 279.82 mi (450.33 km) |
| Castleford to Mechelen | 308.25 mi (496.08 km) |
| Castleford to Mechelen-aan-de-Maas | 351.92 mi (566.37 km) |
| Castleford to Meerhout | 324.54 mi (522.30 km) |
| Castleford to Meise | 307.55 mi (494.96 km) |
| Castleford to Melle | 287.19 mi (462.19 km) |
| Castleford to Melsele | 293.16 mi (471.80 km) |
