| Black Butte Crater Lava Field(expression, name, volcano, geology) |
| Black Peak(expression, name, volcano, geology) |
| Black Rock Desert(expression, name, volcano, geology) |
| Blanca(noun, name, volcano, geology) |
| Blancas(noun, name, volcano, geology) |
| Blanco(noun, name, volcano, geology) |
| Bliznets(noun, name, volcano, geology) |
| Bliznetsy(noun, name, volcano, geology) |
| Blue Lake Crater(expression, name, volcano, geology) |
| Blup Blup(expression, name, volcano, geology) |
| Bobrof(noun, name, volcano, geology) |
| Bogoslof(noun, name, volcano, geology) |
| Boisa(noun, name, volcano, geology) |
| Bola(noun, name, volcano, geology) |
| Bolshe-Bannaya(noun, name, volcano, geology) |
| Bolshoi-Kekuknaysky(noun, name, volcano, geology) |
| Bolshoi Payalpan(expression, name, volcano, geology) |
| Bolshoi Semiachik(expression, name, volcano, geology) |
| Bolshoy Kekuknaysky(expression, name, volcano, geology) |
| Bombalai(noun, name, volcano, geology) |