| Grayslake to Bougival | 4,118.98 mi (6,628.86 km) |
| Grayslake to Bouguenais | 4,028.23 mi (6,482.81 km) |
| Grayslake to Boulogne-Billancourt | 4,124.00 mi (6,636.93 km) |
| Grayslake to Boulogne-sur-Mer | 4,033.70 mi (6,491.62 km) |
| Grayslake to Bourg-de-Peage | 4,377.34 mi (7,044.65 km) |
| Grayslake to Bourg-en-Bresse | 4,339.22 mi (6,983.30 km) |
| Grayslake to Bourg-la-Reine | 4,128.88 mi (6,644.78 km) |
| Grayslake to Bourg-les-Valence | 4,374.61 mi (7,040.26 km) |
| Grayslake to Bourges | 4,193.48 mi (6,748.75 km) |
| Grayslake to Bourgoin-Jallieu | 4,364.98 mi (7,024.76 km) |
| Grayslake to Bressuire | 4,086.08 mi (6,575.91 km) |
| Grayslake to Brest | 3,871.19 mi (6,230.07 km) |
| Grayslake to Bretigny-sur-Orge | 4,134.54 mi (6,653.90 km) |
| Grayslake to Breuillet | 4,130.91 mi (6,648.05 km) |
| Grayslake to Briancon | 4,446.58 mi (7,156.09 km) |
