| Defiance to Bound Brook (New Jersey) | 515.13 mi (829.01 km) |
| Defiance to Bountiful (Utah) | 1,426.54 mi (2,295.79 km) |
| Defiance to Bourbonnais (Illinois) | 182.64 mi (293.93 km) |
| Defiance to Bowie (Maryland) | 433.57 mi (697.77 km) |
| Defiance to Bowling Green (Kentucky) | 317.78 mi (511.42 km) |
| Defiance to Bowling Green (Ohio) | 37.75 mi (60.75 km) |
| Defiance to Box Elder (South Dakota) | 968.08 mi (1,557.97 km) |
| Defiance to Boynton Beach (Florida) | 1,048.16 mi (1,686.85 km) |
| Defiance to Bozeman (Montana) | 1,365.36 mi (2,197.33 km) |
| Defiance to Bradenton (Florida) | 958.27 mi (1,542.18 km) |
| Defiance to Bradfordville (Florida) | 739.89 mi (1,190.74 km) |
| Defiance to Bradley (Illinois) | 180.99 mi (291.28 km) |
| Defiance to Bradley Gardens (New Jersey) | 508.37 mi (818.14 km) |
| Defiance to Brainerd (Minnesota) | 601.93 mi (968.71 km) |
| Defiance to Brambleton (Virginia) | 394.30 mi (634.56 km) |
