| Karlovo to Lubbeek | 1,097.92 mi (1,766.93 km) |
| Karlovo to Lummen | 1,086.49 mi (1,748.54 km) |
| Karlovo to Maaseik | 1,066.92 mi (1,717.05 km) |
| Karlovo to Machelen | 1,114.91 mi (1,794.27 km) |
| Karlovo to Maldegem | 1,162.83 mi (1,871.39 km) |
| Karlovo to Malmedy | 1,037.86 mi (1,670.27 km) |
| Karlovo to Manage | 1,112.51 mi (1,790.41 km) |
| Karlovo to Marche-en-Famenne | 1,060.22 mi (1,706.26 km) |
| Karlovo to Mariakerke | 1,149.76 mi (1,850.37 km) |
| Karlovo to Mechelen | 1,116.34 mi (1,796.57 km) |
| Karlovo to Mechelen-aan-de-Maas | 1,067.05 mi (1,717.24 km) |
| Karlovo to Meerhout | 1,095.40 mi (1,762.88 km) |
| Karlovo to Meise | 1,119.68 mi (1,801.94 km) |
| Karlovo to Melle | 1,142.88 mi (1,839.29 km) |
| Karlovo to Melsele | 1,129.57 mi (1,817.87 km) |
