| Austin to Brownsburg (Indiana) | 918.92 mi (1,478.87 km) |
| Austin to Brownsville (Florida) | 1,110.21 mi (1,786.71 km) |
| Austin to Brownsville (Texas) | 297.85 mi (479.34 km) |
| Austin to Brownwood (Texas) | 121.57 mi (195.64 km) |
| Austin to Brunswick (Georgia) | 967.71 mi (1,557.39 km) |
| Austin to Brunswick (Ohio) | 1,166.91 mi (1,877.97 km) |
| Austin to Brushy Creek (Texas) | 14.69 mi (23.64 km) |
| Austin to Bryan (Texas) | 85.46 mi (137.53 km) |
| Austin to Bryant (Arkansas) | 427.58 mi (688.12 km) |
| Austin to Bryn Mawr-Skyway (Washington) | 1,759.63 mi (2,831.85 km) |
| Austin to Buckeye (Arizona) | 899.27 mi (1,447.23 km) |
| Austin to Buckhall (Virginia) | 1,290.24 mi (2,076.44 km) |
| Austin to Bucyrus (Ohio) | 1,100.41 mi (1,770.94 km) |
| Austin to Buda (Texas) | 16.56 mi (26.65 km) |
| Austin to Buena Park (California) | 1,208.73 mi (1,945.26 km) |
