United States
Alaska
Adagdak - Alaska Extra
Akutan - Alaska Extra
Amak - Alaska
Amukta - Alaska Extra
Aniakchak - Alaska Extra
Atka - Alaska
Augustine - Alaska Extra
Behm Canal-Rudyerd Bay - Alaska
Black Peak - Alaska
Bobrof - Alaska
Bogoslof - Alaska Extra
Bona - Alaska
Buldir - Alaska
Buzzard Creek - Alaska
Capital - Alaska
Carlisle - Alaska Extra
Cerberus - Alaska
Chagulak - Alaska
Chiginagak - Alaska Extra
Churchill - Alaska Extra
Cleveland - Alaska Extra
Cold Bay Volcanic Field - Alaska
Dana - Alaska
Davidof - Alaska
Denison - Alaska
Devil's Desk - Alaska Extra
Douglas - Alaska Extra
Drum - Alaska
Duncan Canal - Alaska
Dutton - Alaska Extra
Edgecumbe - Alaska
Emmons Lake - Alaska
Espenberg Volcanic Field - Alaska
Fisher - Alaska Extra Extra
Fourpeaked - Alaska
Frosty - Alaska Extra
Gareloi - Alaska Extra
Gordon - Alaska Extra
Great Sitkin - Alaska Extra Extra
Griggs - Alaska Extra
Hayes - Alaska Extra
Herbert - Alaska
Iliamna - Alaska Extra
Imuruk Lake - Alaska
Ingakslugwat Hills - Alaska
Isanotski - Alaska Extra
Kagamil - Alaska
Kaguyak - Alaska Extra Extra
Kanaga - Alaska Extra Extra
Kasatochi - Alaska Extra
Katmai - Alaska Extra
Kialagvik - Alaska Extra
Kiska - Alaska Extra
Koniuji - Alaska
Kookooligit Mountains - Alaska
Korovin - Alaska
Kukak - Alaska Extra
Kupreanof - Alaska
Little Sitkin - Alaska Extra
Mageik - Alaska Extra
Makushin - Alaska Extra
Martin - Alaska Extra
Moffett - Alaska Extra
Novarupta - Alaska Extra
Nunivak Island - Alaska
Okmok - Alaska Extra
Pavlof - Alaska Extra
Pavlof Sister - Alaska Extra
Peulik - Alaska
Pogromni - Alaska
Recheschnoi - Alaska
Redoubt - Alaska Extra Extra
Roundtop - Alaska Extra
St. Michael - Alaska
St. Paul Island - Alaska
Sanford - Alaska Extra Extra
Seguam - Alaska Extra
Segula - Alaska Extra
Semisopochnoi - Alaska Extra
Sergief - Alaska
Shishaldin - Alaska Extra
Snowy - Alaska
Spurr - Alaska Extra Extra
Stellar - Alaska Extra
Stepovak - Alaska
Table Top-Wide Bay - Alaska
Takawangha - Alaska
Tanada - Alaska
Tanaga - Alaska
Extra
Tlevak Strait-Suemez Island Volcanic Field - Alaska
Trident - Alaska Extra
Ugashik - Alaska
Ukinrek Maars - Alaska Extra
Uliaga - Alaska
Valley of Ten Thousand Smokes - Alaska (see novarupta)
Veniaminof - Alaska Extra Extra
Vsevidof - Alaska Extra
Westdahl - Alaska Extra
Wrangell - Alaska Extra Extra
Yantarni - Alaska Extra
Yunaska Volcanic Complex - Alaska Extra
Arizona
Bill Williams Mountain - Arizona
Coliseum Maar - Arizona
Crater 160 - Arizona
Kendrick Peak - Arizona
Merriam - Arizona
Morale Claim - Arizona
Navajo Volcanic Field - Arizona
Agathla
Buell Park
Cane Valley
Church Rock
Fluted Rock
Garnet Ridge
Green Knobs
Mitten Rock
Moses Rock
Mules Ear
Red Mesa
Roof Butte
Ship Rock
Twin Buttes
Washington Pass
O'Leary Peak - Arizona
San Francisco Mountain - Arizona
San Francisco Volcanic Field - Arizona
Sitgreaves Mountain - Arizona
SP Mountain - Arizona
Sunset Crater - Arizona Extra
Superstition Mountains - Arizona
Uinkaret Volcanic Field - Arizona Extra
Vulcan's Throne - Arizona
California
Amboy Crater - California Extra Extra
Big Cave - California
Black Butte - California
Brushy Butte - California
Cima Volcanic Range - California
Clear Lake Volcanic Field - California Extra
Coso Volcanic Field - California Extra
Eagle Lake Field - California
Glass Mountain - California
Golden Trout Creek Volcanic Field - California Extra
Inyo Craters - California
Konocti - California
Lassen Volcanic Center - California
Ash Butte
Bonte Peak
Brokeoff Volcano
Bumpass Hell
Bumpass Mountain
Chaos Crags
Cinder Cone
Crater Butte
Crescent Crater
Crystal Cliffs
Devil's Kitchen
Diamond Peak
Eagle Peak
Fairfield Peak
Hat Mountain
Inspiration Point
Lassen Dome Field
Lassen Peak - California
Loomis Peak
Mount Conrad
Mount Diller
Mount Harkness
Mount Helen
Mount Hoffman
Mount Tehama
Pilot Pinnacle
Pilot Mountain
Prospect Peak
Raker Peak
Reading Peak
Red Cinder
Red Cinder Cone
Saddle Mountain
Sifford Mountain
Ski Heil Peak
Sulphur Works
Sunflower Flat
Sunrise Peak
Table Mountain
Lava Beds - California
Lavic Lake Volcanic Field - California
Long Valley - California Extra Extra
Malapi Hill - California
Mammoth - California
Medicine Lake - California Extra
Mono Craters - California
Mono Lake Volcanic Field - California
Pinnacles - California
Pisgah - California
Red Cones - California
Salton Buttes - California
Mullet Island
Obsidian Butte
Rock Hill
Shasta - California Extra Extra
Shastina - California
Sutter Buttes - California
Tumble Buttes - California
Twin Buttes - California
Ubehebe Craters - California Extra
Colorado
Dotsero - Colorado
Hawaii
Diamond Head - Hawaii
East Maui Volcano - Hawaii
East Molokai Volcano - Hawaii
Haleakala - Hawaii (see also East Maui)
Hanauma Bay Craters - Hawaii
Hualalai - Hawaii Extra Extra
Kahoolawe - Hawaii Extra
Kilauea - Hawaii Extra
Kohala - Hawaii
Koko Bay Craters - Hawaii
Koolau - Hawaii
Lana'i - Hawaii
Loihi Seamount - Hawaii Extra Extra
Mahukona - Hawaii
Maui - Hawaii
Mauna Kea - Hawaii Extra
Mauna Loa - Hawaii Extra
Molokai - Hawaii
Ni'ihau - Hawaii
Rabbit Island - Hawaii
Waianae - Hawaii
West Maui - Hawaii
West Molokai - Hawaii
Idaho
Craters of the Moon Volcanic Field - Idaho Extra Extra
Hell's Half Acre - Idaho
Menan Buttes - Idaho
Shoshone Lava Field - Idaho
Snake River Plain Volcanics - Idaho
Big Southern Butte
Craters of the Moon
King's Bowl
Menan Buttes
Pillar Butte
Split Butte
Wapi
Wapi Lava Field - Idaho
Nevada
Adobe Hills volcanic area - Nevada
Aurora-Bodie Volcanic Field - Nevada
Aurora Crater - Nevada
Black Mountain Caldera Complex - Nevada
Buffalo Valley Volcanic Field - Nevada
Cedar Hill - Nevada
Clayton Valley - Nevada
Crater Flat - Nevada
Fish Creek Mountains Caldera - Nevada
Lunar Crater - Nevada
Lunar Crater Volcanic Field - Nevada
Mud Springs - Nevada
Reveille Range Volcanic Field - Nevada
Silver Peak Caldera - Nevada
Steamboat Springs - Nevada
Timber Mountain Caldera - Nevada
Timber Mountain Volcanic Field - Nevada
New Mexico
Aden - New Mexico
Albuquerque Volcanic Field - New Mexico
Bandera (Zuni) Volcanic Field - New Mexico
Capulin - New Mexico Extra
Carrizozo - New Mexico Extra
Cerros del Rio - New Mexico
Hunt's Hole - New Mexico
Jemez - New Mexico
Jornada del Muerte - New Mexico
Ocate Volcanic Field - New Mexico
Portrillo Maar - New Mexico
Potrillo Volcanic Field - New Mexico
Quemado Volcanic Field - New Mexico
Raton-Clayton Volcanic Field - New Mexico
Red Hill cone - New Mexico
Red Hill maar - New Mexico
Red Hill Volcanic Field (Quemado) - New Mexico
Riley - New Mexico
San Felipe Volcanic Field - New Mexico
Taos - New Mexico
Taus Plateau Volcanic Field - New Mexico
Taylor - New Mexico
Valles Caldera - New Mexico
Zuni-Bandera Volcanic Field - New Mexico
Zuni Salt Lake Maar - New Mexico
Oregon
Bachelor (Butte) - Oregon Extra
Bachelor Volcanic Chain - Oregon
Bailey (and chain) - Oregon
Battle Ax Mountain - Oregon
Belknap - Oregon Extra
Blue Lake Crater - Oregon
Boring Lava Volcanic Field - Oregon
Broken Top - Oregon
Brown Mountain - Oregon
Cinnamon Butte - Oregon
Coffeepot Crater - Oregon
Cowhorn Mountain - Oregon
Crater Butte - Oregon
Crater Lake - Oregon Extra Extra
Davis Lake Volcanic Field - Oregon
Devil's Garden - Oregon Extra
Diamond Craters - Oregon Extra
Keyhole Crater
Lava Pit
Little Red Cone
Diamond Peak - Oregon
Emigrant Butte - Oregon
Fort Rock Basin Volcanic Field - Oregon
Fort Rock
Hole-in-the-Ground
Four Craters Lava Field - Oregon
Gray Butte - Oregon
Hillman Peak - Oregon
Hood - Oregon Extra Extra
Imagination Peak - Oregon
Jackies Butte Volcanic Field - Oregon
Jefferson - Oregon Extra Extra
Jordan Craters - Oregon Extra Extra
Kwohl Butte - Oregon
Lakeview Mountain - Oregon
Lava Butte - Oregon
Maiden Peak - Oregon
Mazama - Oregon
McLoughlin - Oregon
Middle Sister - Oregon
Newberry - Oregon Extra Extra
North Cinder Peak - Oregon
North Sister - Oregon
Olallie Butte - Oregon
Pelican Butte - Oregon
Pilot Butte - Oregon
Pitt - Oregon
Potato Butte - Oregon
Rodley Butte - Oregon
Round Butte - Oregon
Saddle Butte Volcanic Field - Oregon
Sand Mountain Field - Oregon
Sawtooth Mountain - Oregon
Sisi Butte - Oregon
South Cinder Peak - Oregon
South Sister - Oregon
Squaw Ridge Lava Field - Oregon
Strawberry Volcanics - Oregon
Tabor - Oregon
Thielsen - Oregon
Three-Fingered Jack - Oregon
Three Sisters - Oregon Extra
Washington - Oregon Extra Extra
Wizard Island - Oregon
Yoran - Oregon
Utah
Bald Knoll - Utah
Black Rock Desert Volcanic Field - Utah
Fumarole Butte - Utah
Kolob - Utah
Markagunt Plateau Volcanic Field - Utah
Pavant Butte - Utah
Santa Clara Volcanic Field - Utah
Washington
Adams - Washington Extra
Adams Volcanic Field - Washington
Baker - Washington Extra
Battle Ground Lake Volcanics - Washington
Beacon Rock - Washington
Columbia Plateau - Washington Extra
Glacier Peak - Washington Extra Extra
Goat Rocks Volcanic Field - Washington
Cispuss Pass Pluton
Gilbert Peak
Goat Rocks
Hogback Mountain
Old Snowy Mountain
Indian Heaven Volcanic Field - Washington Extra
Berry Mountain
Bird Mountain
East Crater
Gifford Peak
Lemei Rock
Lone Butte
Red Mountain
Sawtooth Mountain
Rainier - Washington Extra Extra
St. Helens - Washington Extra
Simcoe Mountains Volcanic Field - Washington
Lincoln Plateau
Signal Peak
West Crater Volcanic Field - Washington
Wyoming
Devil's Tower - Wyoming
Yellowstone - Wyoming Extra Extra Extra