| | Confirmed Teams |
| Jefferson County Blazers (18U) |
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| KC Sluggers Black Team (18U) |
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| KC Express (18U) |
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| Missouri Outlaws South (18U) |
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| Mizuno Eagles 17U (17U) |
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| St. Louis Sting 17 (17U) |
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| Easton St. Louis Tigers (18U) |
|
| Nixa Baseball - McMillin (18U) |
|
| Mac-N-Seitz 17u Royals (17U) |
|
| St. Louis Naturals - King (18U) |
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| midwest outlaws (18U) |
|
| Stallions Baseball Club 18U (18U) |
|
| KC Prospects (17U) |
|
| Bandits Baseball (18U) |
|
| JACKSONVILLE HEAT (17U) |
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| St. Louis Redbirds (18U) |
|
| Knights of Under Armor (18U) |
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| Shawnee Mission East High School (18U) |
|
| St. Louis Recruits Black (17U) |
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| St. Louis Recruits Gold (17U) |
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| RAWLINGS TITANS 18U (18U) |
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| St. Louis Gamers 17u Gray (17U) |
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| St. Louis Gamers 18u (18U) |
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| Southern Illinois Bullets (18U) |
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| JC Hornets (18U) |
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| Metro East Illini Baseball (17U) |
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| Midwest Titans (17U) |
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| Vision Baseball (17U) |
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| Meramec Valley Knights (18U) |
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| GBA BEARS (18U) |