Teams that have registered are listed below. Teams that are confirmed are listed in bold.
| Hewitt Trussville | AL |
| Hoover | AL |
| Amador Valley | CA |
| Mission San Jose A | CA |
| Mission San Jose B | CA |
| Palo Alto | CA |
| George Washington | CO |
| Hotchkiss | CT |
| Staples | CT |
| Wilton | CT |
| Berkeley Prep | FL |
| Buchholz | FL |
| Largo | FL |
| Palmetto | FL |
| Ransom Everglades A | FL |
| Ransom Everglades B | FL |
| St. Stephen’s | FL |
| Triniity Prep A | FL |
| Vanguard | FL |
| Chattahoochee | GA |
| Commerce | GA |
| George Walton Acad. A | GA |
| George Walton Acad. B | GA |
| Iolani | HI |
| Punahou | HI |
| Hillcrest | ID |
| Thunder Ridge A | ID |
| Thunder Ridge B | ID |
| Barrington | IL |
| Homewood-Flossmoor | IL |
| Stevenson A | IL |
| Stevenson B | IL |
| STEM Academy – Pointe Coupee | LA |
| Zachary | LA |
| Centennial A | MD |
| Churchill | MD |
| Richard Montgomery | MD |
| Team MB A | MD |
| Team MB B | MD |
| Beaver Country Day | MA |
| Boston Latin | MA |
| Newton South | MA |
| Scituate | MA |
| Richton | MS |
| Clark | NV |
| Liberty | NV |
| East Brunswick | NJ |
| Kinnelon | NJ |
| Millburn | NJ |
| Mountain Lakes | NJ |
| Princeton A | NJ |
| Princeton B | NJ |
| Ranney | NJ |
| Tenafly | NJ |
| Amherst | NY |
| Amherst Central | NY |
| Hewlett | NY |
| Hunter | NY |
| Iroquois | NY |
| Nichols | NY |
| Shaker | NY |
| Stuyvesant A | NY |
| Stuyvesant B | NY |
| Yonkers A | NY |
| Yonkers B | NY |
| Green Hope | NC |
| TJ Classical | NC |
| Beavercreek | OH |
| Tippecanoe | OH |
| North Catholic | PA |
| Palmas Academy | PR |
| Southside Christian | SC |
| LASA | TX |
| Fort Defiance | VA |
| Page County | VA |
| TJ HSST A | VA |
| TJ HSST B | VA |
| Mt. Spokane | WA |
| George Washington | WV |
| Morgantown | WV |
| Bumpus MS | AL |
| Magic City Acceptance Academy | AL |
| Canyon Crest | CA |
| Gunn | CA |
| North Star Academy | CA |
| Washington | CA |
| Bethel | CT |
| Darien | CT |
| Buchholz | FL |
| Largo | FL |
| AUC | FL |
| Ransom Everglades A | FL |
| Riverview | FL |
| Trinity Prep A | FL |
| Trinity Prep B | FL |
| Chattahoochee | GA |
| Commerce | GA |
| Fulton Science | GA |
| George Walton Academy A | GA |
| Harrison | GA |
| Iolani | HI |
| St. Teresa | IL |
| Stevenson A | IL |
| Shrewsbury | MA |
| Richard Montgomery | MD |
| Centennial A | MD |
| Centennial B | MD |
| Centennial C | MD |
| Centennial D | MD |
| Centennial E | MD |
| Howard | MD |
| Poolesville | MD |
| Team MB A | MD |
| Millburn | NJ |
| Mountain Lakes | NJ |
| Ranney | NJ |
| Livingston | NJ |
| Millburn Middle | NJ |
| Princeton A | NJ |
| Amherst | NY |
| Amherst Central | NY |
| Hunter | NY |
| Iroquois | NY |
| Bishop Ludden | NY |
| Buffalo Academy of the Sacred Heart | NY |
| Speyer | NY |
| Northmont | OH |
| Norman North | OK |
| Palmas Academy | PR |
| Friendswood | TX |
| Jasper | TX |
| Basis McLean | VA |
| TJ HSST A | VA |
| Kettle Moraine | WI |
| Morgantown | WV |