| Round Rock to Bagnolet | 5,080.91 mi (8,176.93 km) |
| Round Rock to Bagnols-sur-Ceze | 5,330.50 mi (8,578.61 km) |
| Round Rock to Bailleul | 5,033.40 mi (8,100.47 km) |
| Round Rock to Balma | 5,213.85 mi (8,390.88 km) |
| Round Rock to Bar-le-Duc | 5,193.79 mi (8,358.59 km) |
| Round Rock to Barentin | 5,000.78 mi (8,047.98 km) |
| Round Rock to Basse-Goulaine | 4,972.25 mi (8,002.06 km) |
| Round Rock to Bastia | 5,589.56 mi (8,995.53 km) |
| Round Rock to Bayeux | 4,941.99 mi (7,953.37 km) |
| Round Rock to Bayonne | 5,085.60 mi (8,184.48 km) |
| Round Rock to Beaucaire | 5,343.91 mi (8,600.19 km) |
| Round Rock to Beauchamp | 5,067.09 mi (8,154.70 km) |
| Round Rock to Beaumont | 5,210.86 mi (8,386.07 km) |
| Round Rock to Beaumont-sur-Oise | 5,066.83 mi (8,154.28 km) |
| Round Rock to Beaune | 5,240.54 mi (8,433.83 km) |
