| Birch Hill | 1685 m | | Northern Bitterroot Range |
| Boulder | 1722 m | | Priest Lake Selkirks |
| Arange Peak | 2659 m | | Centennial Mountains |
| Box Car | 2283 m | | South Clearwater Mountains |
| Beaver Peak | 1638 m | | Cour d'Alene Mountains |
| Battle Ground | 687 m | | South Clearwater Mountains |
| Black Pine | 1160 m | | Mount Spokane |
| Border Mountain | | | Main Idaho Purcell Mountains |
| Attention Peak | 1842 m | | Clearwater Mountains |
| Sawtell Peak | 3013 m | | Centennial Mountains |
| Bad Bear Peak | 1713 m | | Clearwater Mountains |
| Big Hill | 1846 m | | Bear River Range |
| Adams Peak | 1761 m | | Northern Bitterroot Range |
| Bald Knob | 1591 m | | Clearwater Mountains |
| Bald | 2322 m | | Central Bitteroot Range |
| Billy Goat Hill | | | Saint Joe Baldy |
| Blackmare | 2659 m | | Lick Creek Range |
| Bismark | 1187 m | | Priest Lake Selkirks |
| Badger | 1810 m | | Clearwater Mountains |
| Boundary Peak | 1599 m | | Clearwater Mountains |