| Thornton to Bougival | 381.24 mi (613.55 km) |
| Thornton to Bouguenais | 456.98 mi (735.43 km) |
| Thornton to Boulogne-Billancourt | 385.09 mi (619.74 km) |
| Thornton to Boulogne-sur-Mer | 257.37 mi (414.20 km) |
| Thornton to Bourg-de-Peage | 678.87 mi (1,092.53 km) |
| Thornton to Bourg-en-Bresse | 610.43 mi (982.39 km) |
| Thornton to Bourg-la-Reine | 390.02 mi (627.67 km) |
| Thornton to Bourg-les-Valence | 681.45 mi (1,096.69 km) |
| Thornton to Bourges | 499.35 mi (803.62 km) |
| Thornton to Bourgoin-Jallieu | 649.40 mi (1,045.11 km) |
| Thornton to Bressuire | 483.90 mi (778.77 km) |
| Thornton to Brest | 390.21 mi (627.98 km) |
| Thornton to Bretigny-sur-Orge | 400.33 mi (644.26 km) |
| Thornton to Breuillet | 400.61 mi (644.71 km) |
| Thornton to Briancon | 722.43 mi (1,162.63 km) |
