| Castle Rock to Beausoleil | 5,312.13 mi (8,549.04 km) |
| Castle Rock to Beauvais | 4,864.58 mi (7,828.79 km) |
| Castle Rock to Begles | 4,964.03 mi (7,988.83 km) |
| Castle Rock to Belfort | 5,110.69 mi (8,224.85 km) |
| Castle Rock to Bellegarde-sur-Valserine | 5,144.62 mi (8,279.46 km) |
| Castle Rock to Bellerive-sur-Allier | 5,056.20 mi (8,137.16 km) |
| Castle Rock to Bellevue | 4,898.87 mi (7,883.97 km) |
| Castle Rock to Belley | 5,155.55 mi (8,297.05 km) |
| Castle Rock to Berck-sur-Mer | 4,805.37 mi (7,733.50 km) |
| Castle Rock to Bergerac | 5,001.80 mi (8,049.62 km) |
| Castle Rock to Bernay | 4,825.80 mi (7,766.38 km) |
| Castle Rock to Berre-l'Etang | 5,240.76 mi (8,434.19 km) |
| Castle Rock to Besancon | 5,099.90 mi (8,207.49 km) |
| Castle Rock to Bethune | 4,836.49 mi (7,783.58 km) |
| Castle Rock to Betton | 4,781.57 mi (7,695.20 km) |
