| Americus to Bonhill | 4,029.21 mi (6,484.38 km) |
| Americus to Bonnyrigg | 4,086.17 mi (6,576.06 km) |
| Americus to Bootle | 4,129.80 mi (6,646.26 km) |
| Americus to Borehamwood | 4,273.06 mi (6,876.83 km) |
| Americus to Boscombe | 4,226.73 mi (6,802.26 km) |
| Americus to Boston | 4,256.83 mi (6,850.71 km) |
| Americus to Bottesford | 4,219.88 mi (6,791.24 km) |
| Americus to Bourne | 4,246.64 mi (6,834.30 km) |
| Americus to Bournemouth | 4,225.15 mi (6,799.72 km) |
| Americus to Bournville | 4,190.24 mi (6,743.54 km) |
| Americus to Bovingdon | 4,260.91 mi (6,857.28 km) |
| Americus to Bowdon | 4,155.85 mi (6,688.19 km) |
| Americus to Boxley | 4,313.90 mi (6,942.55 km) |
| Americus to Brackley | 4,229.87 mi (6,807.32 km) |
| Americus to Bracknell | 4,258.36 mi (6,853.17 km) |
