| Portales to Bilecik | 6,503.19 mi (10,465.87 km) |
| Portales to Bingol | 6,884.29 mi (11,079.20 km) |
| Portales to Birecik | 6,924.70 mi (11,144.24 km) |
| Portales to Bitlis | 6,955.79 mi (11,194.27 km) |
| Portales to Bodrum | 6,587.09 mi (10,600.89 km) |
| Portales to Bogazliyan | 6,718.53 mi (10,812.43 km) |
| Portales to Bolu | 6,521.31 mi (10,495.03 km) |
| Portales to Bolvadin | 6,616.34 mi (10,647.97 km) |
| Portales to Bor | 6,773.40 mi (10,900.73 km) |
| Portales to Borcka | 6,765.05 mi (10,887.30 km) |
| Portales to Boyabat | 6,573.91 mi (10,579.68 km) |
| Portales to Bozdogan | 6,583.25 mi (10,594.72 km) |
| Portales to Bozkir | 6,740.02 mi (10,847.02 km) |
| Portales to Bozkurt | 6,619.27 mi (10,652.69 km) |
| Portales to Bozuyuk | 6,517.99 mi (10,489.69 km) |
