| Bailey | 2254 m | | Selway Crags |
| Boundary Peak | 1329 m | | Central Coeur d'Alenes |
| Angle Point | 1749 m | | Clearwater Mountains |
| Binarch | 1270 m | | Priest Lake Selkirks |
| Bald | 1535 m | | Clearwater Mountains |
| Badger | 2303 m | | Goose Creek Mountains |
| Buck Point | 2488 m | | Central Salmon River Mountains |
| Thorn Creek Butte | 2279 m | | Boise Mountains |
| Bald | 1992 m | | Clearwater Mountains |
| Bare Peak | 2830 m | | Central Bitteroot Range |
| Between the Creeks | 1611 m | | Owyhee Mountains |
| Bald | 2721 m | | East Salmon River Mountains |
| Barton Hump | 1135 m | | Packsaddle Area |
| Bear Butte | 1225 m | | Clearwater Mountains |
| Birch Creek | 2002 m | | Blackfoot Mountains |
| Bread Loaf Rock | | | Boise Mountains |
| Black Rock | 1830 m | | Buck Creek Mountains |
| Big Hill | 2464 m | | Central Salmon River Mountains |
| Anderson | 2438 m | | West Big Hole Mountains |
| Mount Putnam | 2685 m | | Portneuf Range |