| Castleton to Lubbeek | 350.68 mi (564.36 km) |
| Castleton to Lummen | 359.72 mi (578.91 km) |
| Castleton to Maaseik | 377.11 mi (606.90 km) |
| Castleton to Machelen | 335.18 mi (539.42 km) |
| Castleton to Maldegem | 288.26 mi (463.91 km) |
| Castleton to Malmedy | 411.27 mi (661.88 km) |
| Castleton to Manage | 345.80 mi (556.51 km) |
| Castleton to Marche-en-Famenne | 395.59 mi (636.64 km) |
| Castleton to Mariakerke | 301.96 mi (485.95 km) |
| Castleton to Mechelen | 332.02 mi (534.34 km) |
| Castleton to Mechelen-aan-de-Maas | 377.73 mi (607.90 km) |
| Castleton to Meerhout | 349.88 mi (563.09 km) |
| Castleton to Meise | 330.60 mi (532.06 km) |
| Castleton to Melle | 309.29 mi (497.75 km) |
| Castleton to Melsele | 317.38 mi (510.78 km) |
