| Risca to Bougival | 298.79 mi (480.85 km) |
| Risca to Bouguenais | 313.15 mi (503.97 km) |
| Risca to Boulogne-Billancourt | 303.61 mi (488.62 km) |
| Risca to Boulogne-sur-Mer | 212.74 mi (342.36 km) |
| Risca to Bourg-de-Peage | 587.45 mi (945.41 km) |
| Risca to Bourg-en-Bresse | 530.50 mi (853.75 km) |
| Risca to Bourg-la-Reine | 308.68 mi (496.78 km) |
| Risca to Bourg-les-Valence | 588.04 mi (946.36 km) |
| Risca to Bourges | 398.14 mi (640.74 km) |
| Risca to Bourgoin-Jallieu | 564.28 mi (908.12 km) |
| Risca to Bressuire | 349.68 mi (562.76 km) |
| Risca to Brest | 230.85 mi (371.52 km) |
| Risca to Bretigny-sur-Orge | 316.17 mi (508.82 km) |
| Risca to Breuillet | 313.86 mi (505.11 km) |
| Risca to Briancon | 643.38 mi (1,035.42 km) |
