| Greenford to Bilecik | 1,641.71 mi (2,642.08 km) |
| Greenford to Bingol | 2,137.05 mi (3,439.25 km) |
| Greenford to Birecik | 2,111.53 mi (3,398.18 km) |
| Greenford to Bitlis | 2,226.12 mi (3,582.59 km) |
| Greenford to Bodrum | 1,683.08 mi (2,708.65 km) |
| Greenford to Bogazliyan | 1,901.69 mi (3,060.48 km) |
| Greenford to Bolu | 1,684.15 mi (2,710.37 km) |
| Greenford to Bolvadin | 1,748.66 mi (2,814.20 km) |
| Greenford to Bor | 1,930.90 mi (3,107.49 km) |
| Greenford to Borcka | 2,087.06 mi (3,358.80 km) |
| Greenford to Boyabat | 1,787.82 mi (2,877.22 km) |
| Greenford to Bozdogan | 1,686.96 mi (2,714.90 km) |
| Greenford to Bozkir | 1,867.47 mi (3,005.40 km) |
| Greenford to Bozkurt | 1,732.08 mi (2,787.51 km) |
| Greenford to Bozuyuk | 1,654.30 mi (2,662.34 km) |
