| Round Rock to Bernburg | 5,331.14 mi (8,579.64 km) |
| Round Rock to Bersenbruck | 5,167.24 mi (8,315.87 km) |
| Round Rock to Besigheim | 5,340.53 mi (8,594.75 km) |
| Round Rock to Bestwig | 5,226.40 mi (8,411.08 km) |
| Round Rock to Betzdorf | 5,227.61 mi (8,413.02 km) |
| Round Rock to Beverstedt | 5,167.45 mi (8,316.20 km) |
| Round Rock to Beverungen | 5,251.29 mi (8,451.13 km) |
| Round Rock to Bexbach | 5,255.41 mi (8,457.77 km) |
| Round Rock to Biberach | 5,398.69 mi (8,688.35 km) |
| Round Rock to Biblis | 5,289.04 mi (8,511.89 km) |
| Round Rock to Bieber | 5,260.84 mi (8,466.50 km) |
| Round Rock to Biedenkopf | 5,247.63 mi (8,445.24 km) |
| Round Rock to Bielefeld | 5,207.86 mi (8,381.23 km) |
| Round Rock to Bietigheim-Bissingen | 5,341.37 mi (8,596.11 km) |
| Round Rock to Billerbeck | 5,164.05 mi (8,310.74 km) |
