| Full Orchestra - 921 and String Orchestra - 926 | |
| Region 1 |
Full Orchestra 5A – Amarillo, Tascosa |
| Region 2 |
Full Orchestra 4A - Rider String Orchestra 5A - Abilene, Central |
| Region 3 |
Full Orchestra 4A – Horn |
| Region 4 | |
| Region 5 |
Full Orchestra 5A – Bowie, Lamar, Martin, Arlington |
| Region 6 |
Full Orchestra 5A – Lee, Permian |
| Region 7 | |
| Region 8 |
String Orchestra 4A - Midway |
| Region 9 |
Full Orchestra 5A – Collins, Klein |
| Region 10 | Full Orchestra 5A – Sterling, La Porte |
| Region 11 | Full Orchestra 5A – Taft |
| Region 12 |
Full Orchestra 5A – Churchill, Reagan |
| Region 13 | |
| Region 14 | String Orchestra 5A – King, Nixon, Carroll |
| Region 15 | Full Orchestra 4A – Edinburg |
| Region 16 | Full Orchestra 5A – Coronado, Lubbock |
| Region 17 | Full Orchestra 5A – Clements, Dulles, Austin |
| Region 18 | Full Orchestra 4A – McCallum, Anderson |
| Region 19 | Full Orchestra 5A – Clear Lake, Kingwood |
| Region 20 | String Orchestra 5A – Washington |
| Region 21 | Full Orchestra 5A – Lee |
| Region 22 | Full Orchestra 5A – Eastwood, Americas, Hanks |
| Region 23 | Full Orchestra 5A – Mayde Creek, Cinco Ranch, Taylor |
| Region 24 | Full Orchestra 5A – The Colony, Plano Senior, Plano West, Creekview, Newman Smith, Flower Mound String Orchestra 4A – Denton String Orchestra 5A – Turner, The Colony, Plano East, Creekview, Newman Smith |