| Boise to Bixby (Oklahoma) | 1,198.98 mi (1,929.57 km) |
| Boise to Black Forest (Colorado) | 675.78 mi (1,087.56 km) |
| Boise to Blackfoot (Idaho) | 197.05 mi (317.13 km) |
| Boise to Blackhawk (California) | 497.85 mi (801.21 km) |
| Boise to Blacksburg (Virginia) | 1,918.34 mi (3,087.28 km) |
| Boise to Blackwells Mills (New Jersey) | 2,124.84 mi (3,419.60 km) |
| Boise to Blaine (Minnesota) | 1,138.10 mi (1,831.60 km) |
| Boise to Bloomingdale (Florida) | 2,171.07 mi (3,494.00 km) |
| Boise to Bloomingdale (Illinois) | 1,424.92 mi (2,293.19 km) |
| Boise to Bloomington (California) | 662.16 mi (1,065.65 km) |
| Boise to Bloomington (Illinois) | 1,408.95 mi (2,267.48 km) |
| Boise to Bloomington (Indiana) | 1,561.43 mi (2,512.88 km) |
| Boise to Bloomington (Minnesota) | 1,134.20 mi (1,825.32 km) |
| Boise to Bloomsburg (Pennsylvania) | 2,021.02 mi (3,252.52 km) |
| Boise to Blue Ash (Ohio) | 1,666.58 mi (2,682.10 km) |
