| Koblenz to Bougival | 265.21 mi (426.82 km) |
| Koblenz to Bouguenais | 473.46 mi (761.97 km) |
| Koblenz to Boulogne-Billancourt | 261.92 mi (421.53 km) |
| Koblenz to Boulogne-sur-Mer | 263.86 mi (424.63 km) |
| Koblenz to Bourg-de-Peage | 386.26 mi (621.63 km) |
| Koblenz to Bourg-en-Bresse | 306.95 mi (493.99 km) |
| Koblenz to Bourg-la-Reine | 260.59 mi (419.39 km) |
| Koblenz to Bourg-les-Valence | 394.46 mi (634.83 km) |
| Koblenz to Bourges | 327.61 mi (527.23 km) |
| Koblenz to Bourgoin-Jallieu | 346.86 mi (558.21 km) |
| Koblenz to Bressuire | 441.96 mi (711.26 km) |
| Koblenz to Brest | 559.87 mi (901.02 km) |
| Koblenz to Bretigny-sur-Orge | 266.40 mi (428.72 km) |
| Koblenz to Breuillet | 273.29 mi (439.82 km) |
| Koblenz to Briancon | 380.16 mi (611.81 km) |
