| Philadelphia to Bonhill | 3,282.74 mi (5,283.05 km) |
| Philadelphia to Bonnyrigg | 3,339.70 mi (5,374.73 km) |
| Philadelphia to Bootle | 3,384.29 mi (5,446.49 km) |
| Philadelphia to Borehamwood | 3,528.84 mi (5,679.12 km) |
| Philadelphia to Boscombe | 3,484.18 mi (5,607.25 km) |
| Philadelphia to Boston | 3,511.30 mi (5,650.89 km) |
| Philadelphia to Bottesford | 3,474.03 mi (5,590.91 km) |
| Philadelphia to Bourne | 3,501.32 mi (5,634.83 km) |
| Philadelphia to Bournemouth | 3,482.62 mi (5,604.74 km) |
| Philadelphia to Bournville | 3,445.50 mi (5,545.00 km) |
| Philadelphia to Bovingdon | 3,516.67 mi (5,659.54 km) |
| Philadelphia to Bowdon | 3,410.32 mi (5,488.37 km) |
| Philadelphia to Boxley | 3,569.90 mi (5,745.20 km) |
| Philadelphia to Brackley | 3,485.41 mi (5,609.23 km) |
| Philadelphia to Bracknell | 3,514.54 mi (5,656.11 km) |
