| Rockford to Bonhill | 3,685.19 mi (5,930.75 km) |
| Rockford to Bonnyrigg | 3,740.05 mi (6,019.03 km) |
| Rockford to Bootle | 3,815.56 mi (6,140.54 km) |
| Rockford to Borehamwood | 3,973.66 mi (6,394.99 km) |
| Rockford to Boscombe | 3,944.74 mi (6,348.45 km) |
| Rockford to Boston | 3,939.74 mi (6,340.40 km) |
| Rockford to Bottesford | 3,897.38 mi (6,272.22 km) |
| Rockford to Bourne | 3,933.31 mi (6,330.05 km) |
| Rockford to Bournemouth | 3,943.37 mi (6,346.23 km) |
| Rockford to Bournville | 3,886.22 mi (6,254.27 km) |
| Rockford to Bovingdon | 3,961.56 mi (6,375.52 km) |
| Rockford to Bowdon | 3,840.71 mi (6,181.02 km) |
| Rockford to Boxley | 4,016.25 mi (6,463.53 km) |
| Rockford to Brackley | 3,928.53 mi (6,322.36 km) |
| Rockford to Bracknell | 3,963.68 mi (6,378.93 km) |
