| Bailey County Electric Cooperative Association | 9,199 | 2025 |
| Bandera Electric Cooperative, Inc. | 42,832 | 2025 |
| Bartlett Electric Cooperative, Inc. | 16,141 | 2025 |
| Big Country Electric Cooperative, Inc. | 13,628 | 2025 |
| Bluebonnet Electric Cooperative, Inc. | 140,420 | 2025 |
| Bowie-Cass Electric Cooperative, Inc. | 40,267 | 2025 |
| Central Texas Electric Cooperative, Inc. | 48,451 | 2025 |
| Cherokee County Electric Cooperative Association | 24,323 | 2025 |
| Coleman County Electric Cooperative, Inc. | 9,137 | 2025 |
| Comanche County Electric Cooperative Association | 17,996 | 2025 |
| Concho Valley Electric Cooperative, Inc. | 16,284 | 2025 |
| Cooke County Electric Cooperative Association | 18,445 | 2025 |
| Deaf Smith Electric Cooperative, Inc. | 4,507 | 2025 |
| Deep East Texas Electric Cooperative, Inc. | 45,605 | 2025 |
| Denton County Electric Cooperative, Inc. | 337,015 | 2025 |
| Fannin County Electric Cooperative | 12,480 | 2025 |
| Farmers Electric Cooperative, Inc. | 104,118 | 2025 |
| Fayette Electric Cooperative, Inc. | 16,541 | 2025 |
| Fort Belknap Electric Cooperative, Inc. | 6,243 | 2025 |
| Grayson-Collin Electric Cooperative, Inc. | 103,461 | 2025 |
| Greenbelt Electric Cooperative, Inc. | 5,678 | 2025 |
| Guadalupe Valley Electric Cooperative, Inc. | 107,295 | 2025 |
| Hamilton County Electric Cooperative Association | 20,658 | 2025 |
| Harmon Electric Association, Inc. | 458 | 2025 |
| Heart Of Texas Electric Cooperative | 25,343 | 2025 |
| Hilco Electric Cooperative, Inc. | 36,527 | 2025 |
| Houston County Electric Cooperative, Inc. | 23,300 | 2025 |
| J-A-C Electric Cooperative, Inc. | 5,996 | 2025 |
| Jackson Electric Cooperative, Inc. | 17,459 | 2025 |
| Jasper-Newton Electric Cooperative, Inc. | 24,118 | 2025 |
| Karnes Electric Cooperative, Inc. | 23,684 | 2025 |
| Lamar County Electric Cooperative Association | 14,227 | 2025 |
| Lamb County Electric Cooperative, Inc. | 11,659 | 2025 |
| Lea County Electric Cooperative, Inc. | 5,563 | 2025 |
| Lighthouse Electric Cooperative, Inc. | 9,529 | 2025 |
| Lyntegar Electric Cooperative, Inc. | 24,110 | 2025 |
| Magic Valley Electric Cooperative, Inc. | 149,858 | 2025 |
| Medina Electric Cooperative, Inc. | 38,282 | 2025 |
| Mid-South Electric Cooperative Association | 42,522 | 2025 |
| Navarro County Electric Cooperative, Inc. | 20,824 | 2025 |
| Navasota Valley Electric Cooperative, Inc. | 21,800 | 2025 |
| North Plains Electric Cooperative, Inc. | 7,223 | 2025 |
| Nueces Electric Cooperative | 56,194 | 2025 |
| Panola-Harrison Electric Cooperative, Inc. | 11,432 | 2025 |
| Pedernales Electric Cooperative, Inc. | 474,954 | 2025 |
| Rio Grande Electric Cooperative, Inc. | 14,354 | 2025 |
| Rita Blanca Electric Cooperative, Inc. | 1,751 | 2025 |
| Rusk County Electric Cooperative, Inc. | 23,812 | 2025 |
| Sam Houston Electric Cooperative, Inc. | 95,874 | 2025 |
| San Bernard Electric Cooperative, Inc. | 33,684 | 2025 |
| San Patricio Electric Cooperative, Inc. | 12,600 | 2025 |
| South Plains Electric Cooperative, Inc. | 77,786 | 2025 |
| Southwest Arkansas Electric Cooperative Corporation | 1,175 | 2025 |
| Southwest Rural Electric Association, Inc. | 3,365 | 2025 |
| Southwest Texas Electric Cooperative, Inc. | 9,956 | 2025 |
| Southwestern Electric Cooperative, Inc. | 19 | 2025 |
| Swisher Electric Cooperative, Inc. | 7,912 | 2025 |
| Taylor Electric Cooperative, Inc. | 21,912 | 2025 |
| Tri-County Electric Cooperative, Inc. | 139,530 | 2025 |
| Tri-County Electric Cooperative, Inc. | 430 | 2025 |
| Trinity Valley Electric Cooperative, Inc. | 90,834 | 2025 |
| United Electric Cooperative Service, Inc. | 108,818 | 2025 |
| Upshur Rural Electric Cooperative Corporation | 51,559 | 2025 |
| Victoria Electric Cooperative, Inc. | 25,198 | 2025 |
| Wharton County Electric Cooperative, Inc. | 6,738 | 2025 |
| Wise Electric Cooperative, Inc. | 27,360 | 2025 |
| Wood County Electric Cooperative, Inc. | 42,186 | 2025 |