| Gilbert to Bonhill | 4,941.03 mi (7,951.82 km) |
| Gilbert to Bonnyrigg | 4,992.53 mi (8,034.71 km) |
| Gilbert to Bootle | 5,090.42 mi (8,192.24 km) |
| Gilbert to Borehamwood | 5,255.12 mi (8,457.30 km) |
| Gilbert to Boscombe | 5,238.56 mi (8,430.65 km) |
| Gilbert to Boston | 5,209.27 mi (8,383.51 km) |
| Gilbert to Bottesford | 5,163.96 mi (8,310.59 km) |
| Gilbert to Bourne | 5,205.80 mi (8,377.92 km) |
| Gilbert to Bournemouth | 5,237.35 mi (8,428.70 km) |
| Gilbert to Bournville | 5,166.58 mi (8,314.81 km) |
| Gilbert to Bovingdon | 5,243.34 mi (8,438.34 km) |
| Gilbert to Bowdon | 5,114.27 mi (8,230.62 km) |
| Gilbert to Boxley | 5,297.91 mi (8,526.17 km) |
| Gilbert to Brackley | 5,209.73 mi (8,384.24 km) |
| Gilbert to Bracknell | 5,248.64 mi (8,446.86 km) |
