| Opwijk to Barcellona-Pozzo di Gotto | 1,036.33 mi (1,667.81 km) |
| Opwijk to Bareggio | 439.37 mi (707.10 km) |
| Opwijk to Barga | 559.09 mi (899.77 km) |
| Opwijk to Bari | 909.78 mi (1,464.15 km) |
| Opwijk to Barletta | 880.95 mi (1,417.76 km) |
| Opwijk to Baronissi | 868.88 mi (1,398.33 km) |
| Opwijk to Barrafranca | 1,060.51 mi (1,706.73 km) |
| Opwijk to Bassano del Grappa | 498.73 mi (802.63 km) |
| Opwijk to Battipaglia | 882.40 mi (1,420.08 km) |
| Opwijk to Beinasco | 440.02 mi (708.14 km) |
| Opwijk to Bellinzago Novarese | 424.35 mi (682.92 km) |
| Opwijk to Belluno | 495.66 mi (797.68 km) |
| Opwijk to Belmonte Mezzagno | 999.18 mi (1,608.02 km) |
| Opwijk to Belpasso | 1,065.41 mi (1,714.62 km) |
| Opwijk to Belvedere Marittimo | 965.73 mi (1,554.19 km) |
