| Olonne-sur-Mer to Brie-Comte-Robert | 252.70 mi (406.68 km) |
| Olonne-sur-Mer to Brignais | 318.20 mi (512.10 km) |
| Olonne-sur-Mer to Brignoles | 439.52 mi (707.34 km) |
| Olonne-sur-Mer to Brive-la-Gaillarde | 185.35 mi (298.29 km) |
| Olonne-sur-Mer to Bron | 324.73 mi (522.60 km) |
| Olonne-sur-Mer to Bruay-sur-l'Escaut | 360.98 mi (580.94 km) |
| Olonne-sur-Mer to Bruges | 127.21 mi (204.72 km) |
| Olonne-sur-Mer to Brumath | 466.40 mi (750.60 km) |
| Olonne-sur-Mer to Brunoy | 248.92 mi (400.60 km) |
| Olonne-sur-Mer to Bruz | 102.86 mi (165.54 km) |
| Olonne-sur-Mer to Bry-sur-Marne | 255.41 mi (411.04 km) |
| Olonne-sur-Mer to Bully-les-Mines | 339.33 mi (546.10 km) |
| Olonne-sur-Mer to Bures-sur-Yvette | 236.30 mi (380.28 km) |
| Olonne-sur-Mer to Bussy-Saint-Georges | 261.90 mi (421.49 km) |
| Olonne-sur-Mer to Buxerolles | 100.89 mi (162.36 km) |
