| Catonsville to Bagnolet | 3,805.42 mi (6,124.23 km) |
| Catonsville to Bagnols-sur-Ceze | 4,033.34 mi (6,491.03 km) |
| Catonsville to Bailleul | 3,771.33 mi (6,069.37 km) |
| Catonsville to Balma | 3,909.22 mi (6,291.29 km) |
| Catonsville to Bar-le-Duc | 3,923.32 mi (6,313.98 km) |
| Catonsville to Barentin | 3,726.88 mi (5,997.83 km) |
| Catonsville to Basse-Goulaine | 3,680.08 mi (5,922.52 km) |
| Catonsville to Bastia | 4,294.87 mi (6,911.93 km) |
| Catonsville to Bayeux | 3,663.33 mi (5,895.56 km) |
| Catonsville to Bayonne | 3,776.41 mi (6,077.55 km) |
| Catonsville to Beaucaire | 4,045.17 mi (6,510.08 km) |
| Catonsville to Beauchamp | 3,792.09 mi (6,102.78 km) |
| Catonsville to Beaumont | 3,918.68 mi (6,306.50 km) |
| Catonsville to Beaumont-sur-Oise | 3,792.85 mi (6,104.01 km) |
| Catonsville to Beaune | 3,958.64 mi (6,370.82 km) |
