| Lake Monticello to Bougival | 3,918.64 mi (6,306.44 km) |
| Lake Monticello to Bouguenais | 3,797.85 mi (6,112.05 km) |
| Lake Monticello to Boulogne-Billancourt | 3,923.69 mi (6,314.56 km) |
| Lake Monticello to Boulogne-sur-Mer | 3,851.23 mi (6,197.96 km) |
| Lake Monticello to Bourg-de-Peage | 4,149.60 mi (6,678.13 km) |
| Lake Monticello to Bourg-en-Bresse | 4,123.31 mi (6,635.83 km) |
| Lake Monticello to Bourg-la-Reine | 3,928.24 mi (6,321.89 km) |
| Lake Monticello to Bourg-les-Valence | 4,145.42 mi (6,671.41 km) |
| Lake Monticello to Bourges | 3,975.89 mi (6,398.58 km) |
| Lake Monticello to Bourgoin-Jallieu | 4,143.31 mi (6,668.01 km) |
| Lake Monticello to Bressuire | 3,856.02 mi (6,205.66 km) |
| Lake Monticello to Brest | 3,644.60 mi (5,865.42 km) |
| Lake Monticello to Bretigny-sur-Orge | 3,932.14 mi (6,328.17 km) |
| Lake Monticello to Breuillet | 3,927.59 mi (6,320.84 km) |
| Lake Monticello to Briancon | 4,223.66 mi (6,797.32 km) |
