| Castle Rock to Lubbeek | 4,896.09 mi (7,879.50 km) |
| Castle Rock to Lummen | 4,903.62 mi (7,891.61 km) |
| Castle Rock to Maaseik | 4,917.85 mi (7,914.51 km) |
| Castle Rock to Machelen | 4,881.23 mi (7,855.57 km) |
| Castle Rock to Maldegem | 4,834.76 mi (7,780.80 km) |
| Castle Rock to Malmedy | 4,956.18 mi (7,976.20 km) |
| Castle Rock to Manage | 4,892.31 mi (7,873.42 km) |
| Castle Rock to Marche-en-Famenne | 4,942.12 mi (7,953.57 km) |
| Castle Rock to Mariakerke | 4,848.47 mi (7,802.86 km) |
| Castle Rock to Mechelen | 4,877.56 mi (7,849.67 km) |
| Castle Rock to Mechelen-aan-de-Maas | 4,919.77 mi (7,917.61 km) |
| Castle Rock to Meerhout | 4,893.10 mi (7,874.68 km) |
| Castle Rock to Meise | 4,876.73 mi (7,848.35 km) |
| Castle Rock to Melle | 4,855.82 mi (7,814.69 km) |
| Castle Rock to Melsele | 4,862.43 mi (7,825.32 km) |
