80 teams have registered:

• Advanced Math & Science (Marlborough, MA)
• AFSA (Vadnais Heights, MN)
• Argenta-Oreana (Argenta, IL)
• Ashville (Ashville, AL)
• Bad Axe (Bad Axe, MI)
• BASIS Scottsdale A (Scottsdale, AZ)
• BASIS Scottsdale B (Scottsdale, AZ)
• Beachwood (Beachwood, OH)
• Benjamin Logan (Bellefontaine, OH)
• Byron (Byron, IL)
• Camp Hill (Camp Hill, PA)
• Canton (Canton, SD)
• Centralia (Centralia, MO)
• Clinton-Massie (Clarksville, OH)
• Columbiana (Columbiana, OH)
• Cooperstown (Cooperstown, NY)
• Cumberland (Toledo, IL)
• Danville (Danville, KY)
• Drummond (Drummond, OK)
• East Clinton (Sabina, OH)
• Emmetsburg (Emmetsburg, IA)
• Fulton (Middleton, MI)
• Gainesville (Gainesville, MO)
• Geneva A (Geneva, NY)
• Geneva B (Geneva, NY)
• Glasgow A (Glasgow, KY)
• Glasgow B (Glasgow, KY)
• Good Hope (Cullman, AL)
• Hallsville (Hallsville, MO)
• Happy Valley (Elizabethton, TN)
• Hicksville (Hicksville, OH)
• Illini West (Carthage, IL)
• Itawamba Agricultural A (Fulton, MS)
• Itawamba Agricultural B (Fulton, MS)
• Lakeland (Scott Township, PA)
• Lawton-Bronson (Lawton, IA)
• Lehigh Valley (Bethlehem, PA)
• Lionsgate (Crystal, MN)
• Lisle (Lisle, IL)
• Little Axe (Norman, OK)
• Lowellville (Lowellville, OH)
• Macomb (Macomb, IL)
• Maroa-Forsyth (Maroa, IL)
• Maryville (Maryville, MO)
• Middlebury Union (Middlebury, VT)
• Morris A (Morris, OK)
• Morris B (Morris, OK)
• Mound Westonka (Minnetrista, MN)
• Mountain View (Kingsley, PA)
• Newbury (Newbury, OH)
• North Miami (Denver, IN)
• North White (Monon, IN)
• Ottawa Hills A (Toledo, OH)
• Ottawa Hills B (Toledo, OH)
• Pilot Grove (Pilot Grove, MO)
• Plymouth (Plymouth, NH)
• Raceland-Worthington (Raceland, KY)
• Renaissance Academy (Phoenixville, PA)
• Riverton (Riverton, IL)
• Russell (Russell, KY)
• Smithville A (Smithville, OH)
• Smithville B (Smithville, OH)
• Smithville C (Smithville, OH)
• South Shelby (Shelbina, MO)
• South Side (Hookstown, PA)
• Southwestern A (Piasa, IL)
• Southwestern B (Piasa, IL)
• Spectrum (Elk River, MN)
• Toledo Arts (Toledo, OH)
• United (Hanoverton, OH)
• Urbana (Urbana, OH)
• Van Wert (Van Wert, OH)
• Weld Central (Keenesburg, CO)
• West Point A (Cullman, AL)
• West Point B (Cullman, AL)
• West Point C (Cullman, AL)
• West Salem (West Salem, WI)
• Westmont (Westmont, IL)
• Westmont Hilltop (Johnstown, PA)
• White Cloud (White Cloud, MI)

The field is limited to 80 teams.