| London Colney to Bougival | 225.07 mi (362.21 km) |
| London Colney to Bouguenais | 319.81 mi (514.69 km) |
| London Colney to Boulogne-Billancourt | 229.05 mi (368.62 km) |
| London Colney to Boulogne-sur-Mer | 107.85 mi (173.57 km) |
| London Colney to Bourg-de-Peage | 522.94 mi (841.59 km) |
| London Colney to Bourg-en-Bresse | 456.19 mi (734.17 km) |
| London Colney to Bourg-la-Reine | 234.04 mi (376.65 km) |
| London Colney to Bourg-les-Valence | 525.31 mi (845.40 km) |
| London Colney to Bourges | 342.79 mi (551.67 km) |
| London Colney to Bourgoin-Jallieu | 494.32 mi (795.53 km) |
| London Colney to Bressuire | 337.70 mi (543.47 km) |
| London Colney to Brest | 295.99 mi (476.36 km) |
| London Colney to Bretigny-sur-Orge | 244.11 mi (392.86 km) |
| London Colney to Breuillet | 244.18 mi (392.97 km) |
| London Colney to Briancon | 568.88 mi (915.52 km) |
