| Pottstown to Bougival | 3,706.04 mi (5,964.29 km) |
| Pottstown to Bouguenais | 3,587.57 mi (5,773.64 km) |
| Pottstown to Boulogne-Billancourt | 3,711.09 mi (5,972.42 km) |
| Pottstown to Boulogne-sur-Mer | 3,637.45 mi (5,853.91 km) |
| Pottstown to Bourg-de-Peage | 3,939.47 mi (6,339.96 km) |
| Pottstown to Bourg-en-Bresse | 3,912.11 mi (6,295.93 km) |
| Pottstown to Bourg-la-Reine | 3,715.67 mi (5,979.79 km) |
| Pottstown to Bourg-les-Valence | 3,935.43 mi (6,333.45 km) |
| Pottstown to Bourges | 3,764.68 mi (6,058.67 km) |
| Pottstown to Bourgoin-Jallieu | 3,932.62 mi (6,328.93 km) |
| Pottstown to Bressuire | 3,645.78 mi (5,867.32 km) |
| Pottstown to Brest | 3,433.80 mi (5,526.17 km) |
| Pottstown to Bretigny-sur-Orge | 3,719.70 mi (5,986.28 km) |
| Pottstown to Breuillet | 3,715.21 mi (5,979.05 km) |
| Pottstown to Briancon | 4,013.16 mi (6,458.56 km) |
