| Code | School | Participation |
| TYTK | Bishop Gorman Catholic School – Tyler | Boys & Girls |
| AUBW | Brentwood Christian School – Austin | Boys & Girls |
| GABH | Brighter Horizons Academy – Garland | Boys & Girls |
| HNBC | British International School of Houston – Katy | Boys & Girls |
| HCRJ | Cristo Rey Jesuit College Prep School of Houston | Boys & Girls |
| HNCC | Cypress Christian School – Houston | Boys & Girls |
| DACH | Dallas Christian School – Mesquite | Boys & Girls |
| GRFC | Faith Christian School – Grapevine | Boys & Girls |
| SLFB | Fort Bend Christian Academy – Sugar Land | Boys & Girls |
| FWCH | Fort Worth Christian | Boys & Girls |
| SPFS | Frassati Catholic High School – Spring | Boys & Girls |
| TYGC | Grace Community School – Tyler | Boys & Girls |
| SAHC | Holy Cross of San Antonio | Boys & Girls |
| AUHP | Hyde Park High School – Austin | Boys & Girls |
| CCIW | Incarnate Word Academy – Corpus Christi | Boys & Girls |
| FRLC | Legacy Christian Academy – Frisco | Boys & Girls |
| HNLS | Lutheran South Academy – Houston | Boys & Girls |
| EPLP | Lydia Patterson Institute – El Paso | Boys |
| MKCA | McKinney Christian Academy | Boys & Girls |
| CAPP | Prince of Peace Christian School – Carrollton | Boys & Girls |
| SAPH | Providence Catholic School – San Antonio | Girls |
| AURS | Regents School of Austin | Boys & Girls |
| SACS | San Antonio Christian School | Boys & Girls |
| HNSB | Second Baptist School – Houston | Boys & Girls |
| FWSW | Southwest Christian School – Fort Worth | Boys & Girls |
| LASA | St. Augustine – Laredo | Boys & Girls |
| CCJP | St. John Paul II High School – Corpus Christi | Boys & Girls |
| BVSJ | St. Joseph Academy – Brownsville | Boys & Girls |
| VTSJ | St. Joseph High School – Victoria | Boys & Girls |
| AUSM | St. Michael’s Catholic Academy – Austin | Boys & Girls |
| BLBH | The Brook Hill School – Bullard | Boys & Girls |
| HNEW | The Emery Weiner School – Houston | Boys & Girls |
| SATM | TMI-Episcopal – San Antonio | Boys & Girls |
| CHTC | Trinity Christian School – Cedar Hill | Boys & Girls |
| HNWC | Westbury Christian School – Houston | Boys & Girls |
