| Castaic to Lubbeek | 5,612.74 mi (9,032.83 km) |
| Castaic to Lummen | 5,618.52 mi (9,042.14 km) |
| Castaic to Maaseik | 5,630.15 mi (9,060.85 km) |
| Castaic to Machelen | 5,599.02 mi (9,010.75 km) |
| Castaic to Maldegem | 5,554.13 mi (8,938.50 km) |
| Castaic to Malmedy | 5,671.52 mi (9,127.43 km) |
| Castaic to Manage | 5,613.04 mi (9,033.31 km) |
| Castaic to Marche-en-Famenne | 5,660.83 mi (9,110.22 km) |
| Castaic to Mariakerke | 5,567.79 mi (8,960.48 km) |
| Castaic to Mechelen | 5,594.55 mi (9,003.56 km) |
| Castaic to Mechelen-aan-de-Maas | 5,632.94 mi (9,065.35 km) |
| Castaic to Meerhout | 5,607.54 mi (9,024.47 km) |
| Castaic to Meise | 5,594.73 mi (9,003.85 km) |
| Castaic to Melle | 5,575.15 mi (8,972.33 km) |
| Castaic to Melsele | 5,578.98 mi (8,978.50 km) |
