| Williamsport to Bougival | 3,723.20 mi (5,991.92 km) |
| Williamsport to Bouguenais | 3,610.15 mi (5,809.97 km) |
| Williamsport to Boulogne-Billancourt | 3,728.26 mi (6,000.05 km) |
| Williamsport to Boulogne-sur-Mer | 3,651.19 mi (5,876.02 km) |
| Williamsport to Bourg-de-Peage | 3,962.09 mi (6,376.36 km) |
| Williamsport to Bourg-en-Bresse | 3,932.49 mi (6,328.73 km) |
| Williamsport to Bourg-la-Reine | 3,732.91 mi (6,007.53 km) |
| Williamsport to Bourg-les-Valence | 3,958.31 mi (6,370.28 km) |
| Williamsport to Bourges | 3,785.14 mi (6,091.60 km) |
| Williamsport to Bourgoin-Jallieu | 3,954.10 mi (6,363.51 km) |
| Williamsport to Bressuire | 3,668.39 mi (5,903.70 km) |
| Williamsport to Brest | 3,455.40 mi (5,560.92 km) |
| Williamsport to Bretigny-sur-Orge | 3,737.27 mi (6,014.55 km) |
| Williamsport to Breuillet | 3,732.94 mi (6,007.59 km) |
| Williamsport to Briancon | 4,034.99 mi (6,493.70 km) |
