| Box Elder to Brownsburg (Indiana) | 905.36 mi (1,457.03 km) |
| Box Elder to Brownsville (Florida) | 1,796.34 mi (2,890.93 km) |
| Box Elder to Brownsville (Texas) | 1,290.55 mi (2,076.95 km) |
| Box Elder to Brownwood (Texas) | 885.13 mi (1,424.49 km) |
| Box Elder to Brunswick (Georgia) | 1,475.74 mi (2,374.97 km) |
| Box Elder to Brunswick (Ohio) | 1,094.78 mi (1,761.88 km) |
| Box Elder to Brushy Creek (Texas) | 983.85 mi (1,583.35 km) |
| Box Elder to Bryan (Texas) | 998.39 mi (1,606.75 km) |
| Box Elder to Bryant (Arkansas) | 864.88 mi (1,391.89 km) |
| Box Elder to Bryn Mawr-Skyway (Washington) | 949.28 mi (1,527.71 km) |
| Box Elder to Buckeye (Arizona) | 898.53 mi (1,446.04 km) |
| Box Elder to Buckhall (Virginia) | 1,373.09 mi (2,209.77 km) |
| Box Elder to Bucyrus (Ohio) | 1,047.40 mi (1,685.63 km) |
| Box Elder to Buda (Texas) | 1,011.21 mi (1,627.39 km) |
| Box Elder to Buena Park (California) | 1,066.69 mi (1,716.67 km) |
