| Falls Church to Bougival | 3,828.23 mi (6,160.94 km) |
| Falls Church to Bouguenais | 3,708.25 mi (5,967.85 km) |
| Falls Church to Boulogne-Billancourt | 3,833.28 mi (6,169.07 km) |
| Falls Church to Boulogne-sur-Mer | 3,760.44 mi (6,051.84 km) |
| Falls Church to Bourg-de-Peage | 4,060.06 mi (6,534.03 km) |
| Falls Church to Bourg-en-Bresse | 4,033.39 mi (6,491.11 km) |
| Falls Church to Bourg-la-Reine | 3,837.84 mi (6,176.41 km) |
| Falls Church to Bourg-les-Valence | 4,055.93 mi (6,527.39 km) |
| Falls Church to Bourges | 3,885.97 mi (6,253.86 km) |
| Falls Church to Bourgoin-Jallieu | 4,053.57 mi (6,523.58 km) |
| Falls Church to Bressuire | 3,766.43 mi (6,061.49 km) |
| Falls Church to Brest | 3,554.81 mi (5,720.91 km) |
| Falls Church to Bretigny-sur-Orge | 3,841.79 mi (6,182.76 km) |
| Falls Church to Breuillet | 3,837.25 mi (6,175.46 km) |
| Falls Church to Briancon | 4,133.99 mi (6,653.01 km) |
