| Opwijk to Mislata | 824.52 mi (1,326.94 km) |
| Opwijk to Moana | 855.92 mi (1,377.47 km) |
| Opwijk to Moguer | 1,089.92 mi (1,754.06 km) |
| Opwijk to Molina de Segura | 930.26 mi (1,497.11 km) |
| Opwijk to Molins de Rey | 668.05 mi (1,075.12 km) |
| Opwijk to Mollerusa | 663.62 mi (1,067.99 km) |
| Opwijk to Mollet | 658.34 mi (1,059.50 km) |
| Opwijk to Moncada | 661.84 mi (1,065.14 km) |
| Opwijk to Moncada | 819.53 mi (1,318.91 km) |
| Opwijk to Monforte de Lemos | 802.96 mi (1,292.24 km) |
| Opwijk to Monforte del Cid | 902.08 mi (1,451.75 km) |
| Opwijk to Mongat | 662.61 mi (1,066.37 km) |
| Opwijk to Monovar | 899.62 mi (1,447.80 km) |
| Opwijk to Monserrat | 834.86 mi (1,343.59 km) |
| Opwijk to Montijo | 984.11 mi (1,583.77 km) |
