| Alcacer do Sal to Lubbeek | 1,081.93 mi (1,741.20 km) |
| Alcacer do Sal to Lummen | 1,097.65 mi (1,766.50 km) |
| Alcacer do Sal to Maaseik | 1,121.07 mi (1,804.18 km) |
| Alcacer do Sal to Machelen | 1,071.70 mi (1,724.74 km) |
| Alcacer do Sal to Maldegem | 1,059.45 mi (1,705.02 km) |
| Alcacer do Sal to Malmedy | 1,094.71 mi (1,761.77 km) |
| Alcacer do Sal to Manage | 1,044.53 mi (1,681.01 km) |
| Alcacer do Sal to Marche-en-Famenne | 1,063.52 mi (1,711.56 km) |
| Alcacer do Sal to Mariakerke | 1,059.08 mi (1,704.43 km) |
| Alcacer do Sal to Mechelen | 1,079.08 mi (1,736.61 km) |
| Alcacer do Sal to Mechelen-aan-de-Maas | 1,113.33 mi (1,791.73 km) |
| Alcacer do Sal to Meerhout | 1,101.88 mi (1,773.31 km) |
| Alcacer do Sal to Meise | 1,069.95 mi (1,721.92 km) |
| Alcacer do Sal to Melle | 1,058.56 mi (1,703.59 km) |
| Alcacer do Sal to Melsele | 1,083.64 mi (1,743.95 km) |
