| Boise to Beeville (Texas) | 1,466.29 mi (2,359.76 km) |
| Boise to Bel Air (Maryland) | 2,060.78 mi (3,316.51 km) |
| Boise to Bel Air North (Maryland) | 2,058.95 mi (3,313.55 km) |
| Boise to Bel Air South (Maryland) | 2,063.32 mi (3,320.59 km) |
| Boise to Belgrade (Montana) | 290.37 mi (467.30 km) |
| Boise to Bell (California) | 672.88 mi (1,082.90 km) |
| Boise to Bell Gardens (California) | 673.62 mi (1,084.09 km) |
| Boise to Bella Vista (Arkansas) | 1,257.09 mi (2,023.09 km) |
| Boise to Bellair-Meadowbrook Terrace (Florida) | 2,099.49 mi (3,378.81 km) |
| Boise to Bellaire (Texas) | 1,491.54 mi (2,400.40 km) |
| Boise to Belle Chasse (Louisiana) | 1,723.57 mi (2,773.81 km) |
| Boise to Belle Glade (Florida) | 2,298.88 mi (3,699.70 km) |
| Boise to Bellefontaine (Ohio) | 1,671.71 mi (2,690.36 km) |
| Boise to Bellefontaine Neighbors (Missouri) | 1,386.92 mi (2,232.03 km) |
| Boise to Belleville (Illinois) | 1,405.05 mi (2,261.22 km) |
