| River Falls to Bonhill | 3,680.25 mi (5,922.79 km) |
| River Falls to Bonnyrigg | 3,733.66 mi (6,008.75 km) |
| River Falls to Bootle | 3,820.67 mi (6,148.78 km) |
| River Falls to Borehamwood | 3,982.71 mi (6,409.55 km) |
| River Falls to Boscombe | 3,960.61 mi (6,373.99 km) |
| River Falls to Boston | 3,942.43 mi (6,344.72 km) |
| River Falls to Bottesford | 3,898.44 mi (6,273.94 km) |
| River Falls to Bourne | 3,937.51 mi (6,336.80 km) |
| River Falls to Bournemouth | 3,959.33 mi (6,371.92 km) |
| River Falls to Bournville | 3,894.46 mi (6,267.52 km) |
| River Falls to Bovingdon | 3,970.75 mi (6,390.30 km) |
| River Falls to Bowdon | 3,845.21 mi (6,188.26 km) |
| River Falls to Boxley | 4,025.51 mi (6,478.43 km) |
| River Falls to Brackley | 3,937.32 mi (6,336.51 km) |
| River Falls to Bracknell | 3,974.61 mi (6,396.51 km) |
