| Key Biscayne to Bougival | 4,563.84 mi (7,344.80 km) |
| Key Biscayne to Bouguenais | 4,416.44 mi (7,107.57 km) |
| Key Biscayne to Boulogne-Billancourt | 4,568.79 mi (7,352.76 km) |
| Key Biscayne to Boulogne-sur-Mer | 4,514.89 mi (7,266.01 km) |
| Key Biscayne to Bourg-de-Peage | 4,761.12 mi (7,662.27 km) |
| Key Biscayne to Bourg-en-Bresse | 4,747.77 mi (7,640.79 km) |
| Key Biscayne to Bourg-la-Reine | 4,572.91 mi (7,359.39 km) |
| Key Biscayne to Bourg-les-Valence | 4,755.53 mi (7,653.28 km) |
| Key Biscayne to Bourges | 4,602.58 mi (7,407.13 km) |
| Key Biscayne to Bourgoin-Jallieu | 4,761.31 mi (7,662.59 km) |
| Key Biscayne to Bressuire | 4,473.26 mi (7,199.02 km) |
| Key Biscayne to Brest | 4,271.59 mi (6,874.47 km) |
| Key Biscayne to Bretigny-sur-Orge | 4,575.01 mi (7,362.77 km) |
| Key Biscayne to Breuillet | 4,569.69 mi (7,354.20 km) |
| Key Biscayne to Briancon | 4,838.24 mi (7,786.40 km) |
