* * Midwest

* Illinois
Chestnut Mountain Resort—Galena
Ski Four Lakes—Lisle
Raging Buffalo Snowboard Park—Algonquin
Ski Snowstar—Andalusia
Villa Olivia—Bartlett

* Indiana
Paoli Peaks—Paoli
Perfect North Slopes—Lawrenceburg
Pines Peak—Valparaiso

* Iowa
Mount Crescent Ski Area—Crescent
Riverside Hills—Estherville
Seven Oaks Snow Ski Area—Boone
Sleepy Hollow Sports Park—Des Moines
Sundown Mountain—Dubuque

* Michigan
Al Quaal Recreation Ski Area—Ishpeming
Alpine Valley—White Lake
Apple Mountain Ski Resort—Freeland
Big Powderhorn Ski Area—Bessemer
Bittersweet Ski Resort—Otsego
Blackjack Ski Resort (Bessemer, Michigan)—Bessemer
Boyne Highlands Resort—Harbor Springs
Boyne Mountain—Boyne Falls
Caberfae Peaks Ski & Golf Resort—Cadillac
Cannonsburg Ski Area—Cannonsburg
Challenge Mountain—Boyne City
Crystal Mountain Resort & Spa—Thompsonville
Garland Resort—Lewiston
Hickory Hills Ski Area—Traverse City, Michigan
The Homestead—Glen Arbor
Indianhead Mountain Resort—Wakefield
Marquette Mountain—Marquette
Mont Ripley Ski Resort—Houghton
Mount Bohemia—Lac La Belle
Mt. Brighton Ski Resort—Brighton
Mt. Holiday—Traverse City
Mt. Holly Ski and Snowboard Resort—Holly
Mt. McSauba Recreation Area—Charlevoix
Mt. Zion Ski Area—Ironwood
Mulligan’s Hollow Ski Bowl—Grand Haven
Norway Mountain Ski and Snowboard Resort—Norway
Nub’s Nob—Harbor Springs
Otsego Club & Resort—Gaylord
Pando Winter Sports Park—Rockford
Petoskey Winter Sports Park—Petoskey
Pine Knob Ski Resort—Clarkston
Pine Mountain Resort—Pine Mountain
Porcupine Mountains—Silver City
Shanty Creek Resorts—Bellaire
Ski Brule—Iron River
Snow Snake Ski & Golf—Harrison
Swiss Valley Ski and Snowboard Area—Jones
Timber Ridge Ski Area—Gobles
Treetops Resort—Gaylord

* Minnesota
Afton Alps—Afton
Andes Tower Hills—Kensington
Buck Hill—Burnsville
Buena Vista Ski Area—Bemidji
Coffee Mill Ski Area—Wabasha
Giants Ridge—Biwabik
Hyland Ski and Snowboard Area—Bloomington
Lutsen Mountains—Lutsen
Mount Kato—Mankato
Powder Ridge—Kimball
Ski Gull—Nisswa
Spirit Mountain—Duluth
Welch Village—Welch
Wild Mountain—Taylors Falls

* Missouri
Hidden Valley Ski Area—Wildwood
Snow Creek—Weston

* Kansas
Mont Bleau Ski area-Hillsboro Kansas

* North Dakota
Bottineau Winter Park—Bottineau
Frost Fire—Walhalla
Huff Hills—Mandan

* Ohio
Alpine Valley Ski Area—Chesterland
Boston Mills/Brandywine Ski Resort—Peninsula
Mad River Mountain—Bellefontaine
Snow Trails Ski Resort—Mansfield
Big Creek Ski Area—Concord

* South Dakota
Deer Mountain—Lead
Great Bear—Sioux Falls
Terry Peak—Lead

* Wisconsin
Alpine Valley Resort—East Troy
Ausblick Ski Club—Sussex (private)
Badlands Sno-Park—Hudson
Book Across the Bay—The Chequamegon Bay of Lake Superior, near Ashland
Blackhawk Ski Club—Middleton (private)
Bruce Mound Winter Sports Area—Merrillan
Camp 10—Rhinelander
Cascade Mountain—Portage
Christie Mountain—Bruce
Christmas Mountain Village—Wisconsin Dells
Crystal Ridge—Franklin
Devils Head Resort—Baraboo
Fox Hill Ski Area—West Bend (private)
Granite Peak—Wausau
Heiliger Huegel Ski Club—Hubertus (private)
Hidden Valley—Maribel
Highlands of Olympia—Oconomowoc
Kettlebowl—Bryant
Kewaunee County Winter Park Ski Hill—Kewaunee
Keyes Peak—Florence
Mont Du Lac—Superior
The Mountain Top at Grand Geneva Resort—Lake Geneva
Mt. Ashwabay—Bayfield
Mt. LaCrosse—LaCrosse
Navarino Slopes—Navarino
Nordic Mountain—Mount Morris
Nutt Hill—Plymouth
Powers Bluff—Arpin
Standing Rocks—Stevens Point
Sunburst Ski Area—Kewaskum
Telemark Lodge—Cable
Triangle Sports Area—Green Bay
Trollhaugen—Dresser
Tyrol Basin—Mount Horeb
Whitecap Mountains—Montreal
Whitetail Ridge—Fort McCoy
Wilmot Mountain—Wilmot

* * Southeast

* Alabama
Cloudmont Ski & Golf Resort—Mentone

* North Carolina
Appalachian Ski Mountain—Blowing Rock
Cataloochee Ski Area—Maggie Valley
Sapphire Valley—Sapphire
Ski Beech—Beech Mountain
Sugar Mountain—Sugar Mountain
Wolf Ridge—Mars Hill

* Georgia
Sky Valley Resort (ski area closed since 2004)—Sky Valley

* Tennessee
Ober Gatlinburg—Gatlinburg

* Virginia
Bryce Resort—Basye-Bryce Mountain
Massanutten Ski Resort—Massanutten
The Homestead—Hot Springs
Wintergreen Resort—Wintergreen

* West Virginia
Canaan Valley Resort—Davis
Oglebay Resort—Wheeling
Snowshoe Mountain—Snowshoe
Timberline Four Seasons Resort—Davis