| Defiance to Buena Park (California) | 1,899.16 mi (3,056.40 km) |
| Defiance to Buenaventura Lakes (Florida) | 910.51 mi (1,465.33 km) |
| Defiance to Buffalo (Minnesota) | 548.30 mi (882.40 km) |
| Defiance to Buffalo (New York) | 304.15 mi (489.48 km) |
| Defiance to Buffalo Grove (Illinois) | 195.26 mi (314.24 km) |
| Defiance to Buford (Georgia) | 495.28 mi (797.07 km) |
| Defiance to Bull Run (Virginia) | 401.10 mi (645.52 km) |
| Defiance to Bullhead City (Arizona) | 1,683.76 mi (2,709.75 km) |
| Defiance to Burbank (California) | 1,905.91 mi (3,067.27 km) |
| Defiance to Burbank (Illinois) | 178.93 mi (287.96 km) |
| Defiance to Burien (Washington) | 1,903.33 mi (3,063.11 km) |
| Defiance to Burkburnett (Texas) | 920.69 mi (1,481.71 km) |
| Defiance to Burke (Virginia) | 413.50 mi (665.46 km) |
| Defiance to Burke Centre (Virginia) | 411.34 mi (661.98 km) |
| Defiance to Burleson (Texas) | 936.31 mi (1,506.84 km) |
