| Castricum to Bagnolet | 272.65 mi (438.79 km) |
| Castricum to Bagnols-sur-Ceze | 579.52 mi (932.65 km) |
| Castricum to Bailleul | 150.16 mi (241.65 km) |
| Castricum to Balma | 634.59 mi (1,021.27 km) |
| Castricum to Bar-le-Duc | 261.97 mi (421.60 km) |
| Castricum to Barentin | 262.87 mi (423.05 km) |
| Castricum to Basse-Goulaine | 458.34 mi (737.62 km) |
| Castricum to Bastia | 715.64 mi (1,151.71 km) |
| Castricum to Bayeux | 325.14 mi (523.27 km) |
| Castricum to Bayonne | 686.82 mi (1,105.32 km) |
| Castricum to Beaucaire | 604.07 mi (972.16 km) |
| Castricum to Beauchamp | 267.17 mi (429.96 km) |
| Castricum to Beaumont | 475.11 mi (764.61 km) |
| Castricum to Beaumont-sur-Oise | 257.28 mi (414.06 km) |
| Castricum to Beaune | 381.82 mi (614.48 km) |
