| Opwijk to Bingol | 1,937.33 mi (3,117.84 km) |
| Opwijk to Birecik | 1,912.19 mi (3,077.37 km) |
| Opwijk to Bitlis | 2,026.50 mi (3,261.33 km) |
| Opwijk to Bodrum | 1,492.14 mi (2,401.36 km) |
| Opwijk to Bogazliyan | 1,702.21 mi (2,739.45 km) |
| Opwijk to Bolu | 1,484.95 mi (2,389.80 km) |
| Opwijk to Bolvadin | 1,551.36 mi (2,496.68 km) |
| Opwijk to Bor | 1,732.31 mi (2,787.88 km) |
| Opwijk to Borcka | 1,888.70 mi (3,039.56 km) |
| Opwijk to Boyabat | 1,588.03 mi (2,555.69 km) |
| Opwijk to Bozdogan | 1,493.69 mi (2,403.87 km) |
| Opwijk to Bozkir | 1,670.87 mi (2,689.01 km) |
| Opwijk to Bozkurt | 1,537.10 mi (2,473.72 km) |
| Opwijk to Bozuyuk | 1,456.48 mi (2,343.97 km) |
| Opwijk to Bucak | 1,592.65 mi (2,563.12 km) |
