| Boise to Beltsville (Maryland) | 2,044.60 mi (3,290.47 km) |
| Boise to Belvedere Park (Georgia) | 1,839.94 mi (2,961.10 km) |
| Boise to Belvidere (Illinois) | 1,381.33 mi (2,223.03 km) |
| Boise to Bemidji (Minnesota) | 1,063.73 mi (1,711.90 km) |
| Boise to Benbrook (Texas) | 1,263.71 mi (2,033.75 km) |
| Boise to Bend (Oregon) | 255.06 mi (410.48 km) |
| Boise to Benicia (California) | 491.36 mi (790.77 km) |
| Boise to Bensenville (Illinois) | 1,432.02 mi (2,304.62 km) |
| Boise to Bensville (Maryland) | 2,051.22 mi (3,301.13 km) |
| Boise to Benton (Arkansas) | 1,406.92 mi (2,264.22 km) |
| Boise to Bentonville (Arkansas) | 1,262.89 mi (2,032.43 km) |
| Boise to Berea (Kentucky) | 1,714.97 mi (2,759.98 km) |
| Boise to Berea (Ohio) | 1,745.33 mi (2,808.84 km) |
| Boise to Berea (South Carolina) | 1,889.58 mi (3,040.99 km) |
| Boise to Bergenfield (New Jersey) | 2,144.13 mi (3,450.64 km) |
