| Kahta to Bougival | 1,963.83 mi (3,160.48 km) |
| Kahta to Bouguenais | 2,124.50 mi (3,419.05 km) |
| Kahta to Boulogne-Billancourt | 1,958.95 mi (3,152.62 km) |
| Kahta to Boulogne-sur-Mer | 2,010.41 mi (3,235.44 km) |
| Kahta to Bourg-de-Peage | 1,796.13 mi (2,890.59 km) |
| Kahta to Bourg-en-Bresse | 1,795.39 mi (2,889.40 km) |
| Kahta to Bourg-la-Reine | 1,955.00 mi (3,146.27 km) |
| Kahta to Bourg-les-Valence | 1,803.22 mi (2,901.99 km) |
| Kahta to Bourges | 1,935.74 mi (3,115.26 km) |
| Kahta to Bourgoin-Jallieu | 1,788.59 mi (2,878.46 km) |
| Kahta to Bressuire | 2,069.95 mi (3,331.26 km) |
| Kahta to Brest | 2,261.57 mi (3,639.65 km) |
| Kahta to Bretigny-sur-Orge | 1,953.60 mi (3,144.01 km) |
| Kahta to Breuillet | 1,959.20 mi (3,153.03 km) |
| Kahta to Briancon | 1,718.10 mi (2,765.01 km) |
