| Blue Ash to Bougival | 4,111.63 mi (6,617.02 km) |
| Blue Ash to Bouguenais | 4,005.29 mi (6,445.89 km) |
| Blue Ash to Boulogne-Billancourt | 4,116.68 mi (6,625.15 km) |
| Blue Ash to Boulogne-sur-Mer | 4,035.01 mi (6,493.72 km) |
| Blue Ash to Bourg-de-Peage | 4,356.90 mi (7,011.76 km) |
| Blue Ash to Bourg-en-Bresse | 4,324.71 mi (6,959.95 km) |
| Blue Ash to Bourg-la-Reine | 4,121.41 mi (6,632.76 km) |
| Blue Ash to Bourg-les-Valence | 4,353.42 mi (7,006.16 km) |
| Blue Ash to Bourges | 4,177.64 mi (6,723.26 km) |
| Blue Ash to Bourgoin-Jallieu | 4,347.61 mi (6,996.81 km) |
| Blue Ash to Bressuire | 4,063.50 mi (6,539.58 km) |
| Blue Ash to Brest | 3,849.63 mi (6,195.38 km) |
| Blue Ash to Bretigny-sur-Orge | 4,126.20 mi (6,640.48 km) |
| Blue Ash to Breuillet | 4,122.09 mi (6,633.86 km) |
| Blue Ash to Briancon | 4,428.83 mi (7,127.51 km) |
