| Full Orchestra - 921 and String Orchestra - 926 | |
| Region 1 |
Full Orchestra 5A – Amarillo, Tascosa |
| Region 2 |
Full Orchestra 4A – Rider String Orchestra 4A – Rider, Wichita Falls String Orchestra 5A – Cooper, Central |
| Region 3 |
Full Orchestra 4A – Poteet Full Orchestra 5A – Berkner, Garland String Orchestra 5A – Lake Highlands |
| Region 4 | String Orchestra 4A - Kilgore |
| Region 5 |
Full Orchestra 5A – Bowie, Lamar, Martin, Arlington String Orchestra 4A – Southwest String Orchestra 5A – Berkner, Lamar |
| Region 6 |
Full Orchestra 5A – Midland, Odessa, Permian, Lee String Orchestra 5A – Permian, Lee |
| Region 7 | |
| Region 8 |
String Orchestra 4A - Midway String Orchestra 5A – A & M Consolidated |
| Region 9 |
Full Orchestra 5A – Klein Forest, Klein, Bryan, Llein Oak String Orchestra 5A – Klein, Klein Forest, Klein Collins, Bellaire, Lamar |
| Region 10 | Full Orchestra 5A – Sterling, LaPorte |
| Region 11 | Full Orchestra 5A – O’Conner, Taft, Clark String Orchestra 5A – Health Careers, Taft |
| Region 12 |
Full Orchestra 4A – Alamo Heights String Orchestra 4A – Alamo Heights, String Orchestra 5A – MacArthur, Reagan |
| Region 13 | |
| Region 14 | String Orchestra 5A – Nixon, Carroll, Corpus Christi King |
| Region 15 |
Full Orchestra 5A – McAllen, Rowe String Orchestra 5A – Memorial, Rowe |
| Region 16 |
Full Orchestra 5A – Monterey, Coronado, Lubbock String Orchestra 5A – Lubbock |
| Region 17 |
Full Orchestra 5A – Austin, Clements, Dulles, Elkins, Kempner String Orchestra 5A – Austin, Clements, Dulles |
| Region 18 |
Full Orchestra 4A – McCallum, LBJ Full Orchestra 5A – Round Rock, Bowie, McNeil, Westlake, Westwood String Orchestra 4A – LBJ String Orchestra 5A – Austin, Bowie, McNeil, Westlake, Westwood |
| Region 19 |
Full Orchestra 5A – Clear Brook, Clear Lake, Kingwood String Orchestra 5A – Clear Lake, Dobie, Kingwood, Rayburn |
| Region 20 |
String Orchestra 4A – Highland Park String Orchestra 5A – Washington |
| Region 21 | Full Orchestra 5A – Lee |
| Region 22 | Full Orchestra 5A – Hanks |
| Region 23 |
Full Orchestra 5A – Memorial, Taylor, Cinco Ranch, Stratford, Cy-Fair, Katy String Orchestra 5A – Memorial, Cypress Creek, Langham Creek, Cypress Falls, Taylor, Cinco Ranch, Stratford |
| Region 24 | Full Orchestra 5A – Creekview, Plano Senior, Truner, Newman Smith String Orchestra 4A – Ryan, Denton, String Orchestra 5A – Newman Smith, Plano West, Truner, Creekview, Plano East |