| Ironton to Bonhill | 3,638.63 mi (5,855.80 km) |
| Ironton to Bonnyrigg | 3,695.12 mi (5,946.72 km) |
| Ironton to Bootle | 3,750.46 mi (6,035.78 km) |
| Ironton to Borehamwood | 3,900.00 mi (6,276.45 km) |
| Ironton to Boscombe | 3,860.16 mi (6,212.32 km) |
| Ironton to Boston | 3,877.05 mi (6,239.50 km) |
| Ironton to Bottesford | 3,837.93 mi (6,176.54 km) |
| Ironton to Bourne | 3,868.20 mi (6,225.27 km) |
| Ironton to Bournemouth | 3,858.65 mi (6,209.89 km) |
| Ironton to Bournville | 3,815.02 mi (6,139.69 km) |
| Ironton to Bovingdon | 3,887.81 mi (6,256.83 km) |
| Ironton to Bowdon | 3,776.30 mi (6,077.37 km) |
| Ironton to Boxley | 3,941.70 mi (6,343.56 km) |
| Ironton to Brackley | 3,855.86 mi (6,205.41 km) |
| Ironton to Bracknell | 3,887.03 mi (6,255.57 km) |
