| Truro to Bilecik | 1,822.19 mi (2,932.54 km) |
| Truro to Bingol | 2,333.84 mi (3,755.95 km) |
| Truro to Birecik | 2,298.32 mi (3,698.79 km) |
| Truro to Bitlis | 2,424.09 mi (3,901.19 km) |
| Truro to Bodrum | 1,841.99 mi (2,964.40 km) |
| Truro to Bogazliyan | 2,090.13 mi (3,363.75 km) |
| Truro to Bolu | 1,870.83 mi (3,010.80 km) |
| Truro to Bolvadin | 1,925.80 mi (3,099.27 km) |
| Truro to Bor | 2,113.29 mi (3,401.02 km) |
| Truro to Borcka | 2,291.94 mi (3,688.52 km) |
| Truro to Boyabat | 1,983.21 mi (3,191.67 km) |
| Truro to Bozdogan | 1,851.72 mi (2,980.06 km) |
| Truro to Bozkir | 2,041.58 mi (3,285.61 km) |
| Truro to Bozkurt | 1,901.46 mi (3,060.10 km) |
| Truro to Bozuyuk | 1,833.91 mi (2,951.39 km) |
