| Ashburn to Bougival | 3,834.61 mi (6,171.22 km) |
| Ashburn to Bouguenais | 3,715.56 mi (5,979.61 km) |
| Ashburn to Boulogne-Billancourt | 3,839.66 mi (6,179.34 km) |
| Ashburn to Boulogne-sur-Mer | 3,766.21 mi (6,061.13 km) |
| Ashburn to Bourg-de-Peage | 4,067.42 mi (6,545.87 km) |
| Ashburn to Bourg-en-Bresse | 4,040.36 mi (6,502.33 km) |
| Ashburn to Bourg-la-Reine | 3,844.24 mi (6,186.70 km) |
| Ashburn to Bourg-les-Valence | 4,063.33 mi (6,539.30 km) |
| Ashburn to Bourges | 3,892.93 mi (6,265.07 km) |
| Ashburn to Bourgoin-Jallieu | 4,060.73 mi (6,535.11 km) |
| Ashburn to Bressuire | 3,773.76 mi (6,073.27 km) |
| Ashburn to Brest | 3,561.93 mi (5,732.37 km) |
| Ashburn to Bretigny-sur-Orge | 3,848.24 mi (6,193.15 km) |
| Ashburn to Breuillet | 3,843.74 mi (6,185.90 km) |
| Ashburn to Briancon | 4,141.22 mi (6,664.64 km) |
