| Castaic to Bagnolet | 5,635.29 mi (9,069.13 km) |
| Castaic to Bagnols-sur-Ceze | 5,940.29 mi (9,559.97 km) |
| Castaic to Bailleul | 5,554.95 mi (8,939.83 km) |
| Castaic to Balma | 5,858.03 mi (9,427.58 km) |
| Castaic to Bar-le-Duc | 5,727.91 mi (9,218.18 km) |
| Castaic to Barentin | 5,555.31 mi (8,940.41 km) |
| Castaic to Basse-Goulaine | 5,582.81 mi (8,984.66 km) |
| Castaic to Bastia | 6,177.62 mi (9,941.92 km) |
| Castaic to Bayeux | 5,513.14 mi (8,872.54 km) |
| Castaic to Bayonne | 5,755.24 mi (9,262.17 km) |
| Castaic to Beaucaire | 5,958.83 mi (9,589.82 km) |
| Castaic to Beauchamp | 5,620.90 mi (9,045.97 km) |
| Castaic to Beaumont | 5,809.21 mi (9,349.02 km) |
| Castaic to Beaumont-sur-Oise | 5,617.82 mi (9,041.01 km) |
| Castaic to Beaune | 5,804.69 mi (9,341.74 km) |
