| Bletchley to Bougival | 250.38 mi (402.94 km) |
| Bletchley to Bouguenais | 335.16 mi (539.38 km) |
| Bletchley to Boulogne-Billancourt | 254.44 mi (409.48 km) |
| Bletchley to Boulogne-sur-Mer | 133.86 mi (215.42 km) |
| Bletchley to Bourg-de-Peage | 548.25 mi (882.33 km) |
| Bletchley to Bourg-en-Bresse | 482.00 mi (775.70 km) |
| Bletchley to Bourg-la-Reine | 259.46 mi (417.55 km) |
| Bletchley to Bourg-les-Valence | 550.50 mi (885.95 km) |
| Bletchley to Bourges | 366.99 mi (590.61 km) |
| Bletchley to Bourgoin-Jallieu | 519.94 mi (836.76 km) |
| Bletchley to Bressuire | 356.27 mi (573.37 km) |
| Bletchley to Brest | 299.31 mi (481.69 km) |
| Bletchley to Bretigny-sur-Orge | 269.38 mi (433.53 km) |
| Bletchley to Breuillet | 269.26 mi (433.33 km) |
| Bletchley to Briancon | 594.76 mi (957.18 km) |
