| Carcassonne to Bagnolet | 391.03 mi (629.30 km) |
| Carcassonne to Bagnols-sur-Ceze | 131.12 mi (211.02 km) |
| Carcassonne to Bailleul | 520.41 mi (837.52 km) |
| Carcassonne to Balma | 50.90 mi (81.92 km) |
| Carcassonne to Bar-le-Duc | 407.30 mi (655.49 km) |
| Carcassonne to Barentin | 442.68 mi (712.42 km) |
| Carcassonne to Basse-Goulaine | 333.19 mi (536.21 km) |
| Carcassonne to Bastia | 360.66 mi (580.42 km) |
| Carcassonne to Bayeux | 443.87 mi (714.34 km) |
| Carcassonne to Bayonne | 193.38 mi (311.22 km) |
| Carcassonne to Beaucaire | 122.10 mi (196.50 km) |
| Carcassonne to Beauchamp | 401.08 mi (645.48 km) |
| Carcassonne to Beaumont | 179.29 mi (288.54 km) |
| Carcassonne to Beaumont-sur-Oise | 409.91 mi (659.68 km) |
| Carcassonne to Beaune | 290.16 mi (466.97 km) |
