| Opelika to Bonhill | 4,041.78 mi (6,504.61 km) |
| Opelika to Bonnyrigg | 4,098.62 mi (6,596.09 km) |
| Opelika to Bootle | 4,145.90 mi (6,672.18 km) |
| Opelika to Borehamwood | 4,291.09 mi (6,905.83 km) |
| Opelika to Boscombe | 4,246.54 mi (6,834.15 km) |
| Opelika to Boston | 4,272.88 mi (6,876.53 km) |
| Opelika to Bottesford | 4,235.25 mi (6,815.98 km) |
| Opelika to Bourne | 4,263.08 mi (6,860.76 km) |
| Opelika to Bournemouth | 4,244.98 mi (6,831.63 km) |
| Opelika to Bournville | 4,207.59 mi (6,771.46 km) |
| Opelika to Bovingdon | 4,278.92 mi (6,886.25 km) |
| Opelika to Bowdon | 4,171.91 mi (6,714.04 km) |
| Opelika to Boxley | 4,332.19 mi (6,971.99 km) |
| Opelika to Brackley | 4,247.59 mi (6,835.84 km) |
| Opelika to Bracknell | 4,276.87 mi (6,882.95 km) |
