| Willebroek to Manfredonia | 851.33 mi (1,370.08 km) |
| Willebroek to Maniago | 509.42 mi (819.84 km) |
| Willebroek to Mantova | 504.16 mi (811.37 km) |
| Willebroek to Maranello | 542.47 mi (873.02 km) |
| Willebroek to Marano di Napoli | 844.29 mi (1,358.75 km) |
| Willebroek to Marano Vicentino | 492.14 mi (792.02 km) |
| Willebroek to Marcianise | 839.48 mi (1,351.01 km) |
| Willebroek to Marcon | 526.63 mi (847.53 km) |
| Willebroek to Mareno di Piave | 513.52 mi (826.42 km) |
| Willebroek to Margherita di Savoia | 873.33 mi (1,405.48 km) |
| Willebroek to Mariano Comense | 431.46 mi (694.37 km) |
| Willebroek to Marigliano | 849.43 mi (1,367.03 km) |
| Willebroek to Marino | 753.38 mi (1,212.44 km) |
| Willebroek to Marostica | 496.45 mi (798.95 km) |
| Willebroek to Marsala | 998.00 mi (1,606.13 km) |
