| Rockville to Bagnolet | 3,830.55 mi (6,164.67 km) |
| Rockville to Bagnols-sur-Ceze | 4,058.68 mi (6,531.82 km) |
| Rockville to Bailleul | 3,796.29 mi (6,109.54 km) |
| Rockville to Balma | 3,934.61 mi (6,332.15 km) |
| Rockville to Bar-le-Duc | 3,948.40 mi (6,354.34 km) |
| Rockville to Barentin | 3,751.98 mi (6,038.23 km) |
| Rockville to Basse-Goulaine | 3,705.38 mi (5,963.23 km) |
| Rockville to Bastia | 4,320.20 mi (6,952.70 km) |
| Rockville to Bayeux | 3,688.49 mi (5,936.05 km) |
| Rockville to Bayonne | 3,801.82 mi (6,118.44 km) |
| Rockville to Beaucaire | 4,070.53 mi (6,550.88 km) |
| Rockville to Beauchamp | 3,817.21 mi (6,143.21 km) |
| Rockville to Beaumont | 3,943.98 mi (6,347.22 km) |
| Rockville to Beaumont-sur-Oise | 3,817.96 mi (6,144.42 km) |
| Rockville to Beaune | 3,983.85 mi (6,411.38 km) |
