| Round Rock to Berkeley (California) | 1,489.80 mi (2,397.61 km) |
| Round Rock to Berkley (Colorado) | 763.46 mi (1,228.68 km) |
| Round Rock to Berkley (Michigan) | 1,150.31 mi (1,851.24 km) |
| Round Rock to Berthoud (Colorado) | 792.53 mi (1,275.45 km) |
| Round Rock to Berwick (Pennsylvania) | 1,397.68 mi (2,249.34 km) |
| Round Rock to Berwyn (Illinois) | 954.81 mi (1,536.61 km) |
| Round Rock to Bessemer (Alabama) | 656.51 mi (1,056.55 km) |
| Round Rock to Bethany (Oklahoma) | 344.09 mi (553.77 km) |
| Round Rock to Bethany (Oregon) | 1,706.74 mi (2,746.74 km) |
| Round Rock to Bethel Park (Pennsylvania) | 1,197.72 mi (1,927.54 km) |
| Round Rock to Bethesda (Maryland) | 1,300.39 mi (2,092.77 km) |
| Round Rock to Bethlehem (Pennsylvania) | 1,428.20 mi (2,298.47 km) |
| Round Rock to Bethpage (New York) | 1,523.27 mi (2,451.47 km) |
| Round Rock to Bettendorf (Iowa) | 861.15 mi (1,385.89 km) |
| Round Rock to Beverly (Massachusetts) | 1,693.87 mi (2,726.01 km) |
