| Philadelphia to Bilecik | 5,169.74 mi (8,319.89 km) |
| Philadelphia to Bingol | 5,639.79 mi (9,076.37 km) |
| Philadelphia to Birecik | 5,633.96 mi (9,066.97 km) |
| Philadelphia to Bitlis | 5,724.04 mi (9,211.96 km) |
| Philadelphia to Bodrum | 5,200.51 mi (8,369.41 km) |
| Philadelphia to Bogazliyan | 5,423.14 mi (8,727.70 km) |
| Philadelphia to Bolu | 5,208.53 mi (8,382.33 km) |
| Philadelphia to Bolvadin | 5,277.13 mi (8,492.72 km) |
| Philadelphia to Bor | 5,457.70 mi (8,783.32 km) |
| Philadelphia to Borcka | 5,560.08 mi (8,948.08 km) |
| Philadelphia to Boyabat | 5,298.49 mi (8,527.10 km) |
| Philadelphia to Bozdogan | 5,210.13 mi (8,384.90 km) |
| Philadelphia to Bozkir | 5,395.71 mi (8,683.55 km) |
| Philadelphia to Bozkurt | 5,258.45 mi (8,462.66 km) |
| Philadelphia to Bozuyuk | 5,182.52 mi (8,340.46 km) |
