| Opwijk to Blace | 959.50 mi (1,544.16 km) |
| Opwijk to Bogatic | 823.40 mi (1,325.14 km) |
| Opwijk to Bojnik | 988.50 mi (1,590.83 km) |
| Opwijk to Boljevac | 962.86 mi (1,549.57 km) |
| Opwijk to Bor | 956.37 mi (1,539.13 km) |
| Opwijk to Borca | 860.35 mi (1,384.60 km) |
| Opwijk to Bosilegrad | 1,040.65 mi (1,674.77 km) |
| Opwijk to Brus | 945.67 mi (1,521.91 km) |
| Opwijk to Bujanovac | 1,015.00 mi (1,633.49 km) |
| Opwijk to Cacak | 897.00 mi (1,443.59 km) |
| Opwijk to Cajetina | 878.79 mi (1,414.28 km) |
| Opwijk to Cicevac | 947.54 mi (1,524.92 km) |
| Opwijk to Coka | 807.93 mi (1,300.24 km) |
| Opwijk to Crna Trava | 1,020.11 mi (1,641.71 km) |
| Opwijk to Crvenka | 789.76 mi (1,270.99 km) |
