| Bailey County Electric Cooperative Association | P.O. Box 1013 | Muleshoe | TX | 79347 |
| Bandera Electric Cooperative, Inc. | 3172 Hwy 16 North | Bandera | TX | 78003 |
| Bartlett Electric Cooperative, Inc. | PO Box 200 | Bartlett | TX | 76511-0200 |
| Big Country Electric Cooperative, Inc. | PO Box 518 | Roby | TX | 79543-0518 |
| Bluebonnet Electric Cooperative, Inc. | P.O. Box 729 | Bastrop | TX | 78602 |
| Bowie-Cass Electric Cooperative, Inc. | P.O. Box 47 | Douglassville | TX | 75560-0047 |
| Brazos Electric Power Cooperative | P.O. Box 2585 | Waco | TX | 76702-2585 |
| Bryan Texas Utilities (BTU) | P. O. Box 1000 | Bryan | TX | 77805-1000 |
| Central Texas Electric Cooperative, Inc. | P.O. Box 553 | Fredericksburg | TX | 78624-0553 |
| Cherokee County Electric Cooperative, Inc. | P.O. Box 257 | Rusk | TX | 75785-0257 |
| Coleman County Electric Cooperative, Inc. | P.O. Box 860 | Coleman | TX | 76834-0860 |
| Comanche Electric Cooperative, Inc. | P.O. Box 729 | Comanche | TX | 76442 |
| Concho Valley Electric Cooperative, Inc. | 2530 Pulliam Street | San Angelo | TX | 76905 |
| Cooke County Electric Cooperative Association | P.O. Drawer 530 | Muenster | TX | 76252-0530 |
| CoServ Electric | 7701 South Stemmons | Corinth | TX | 76210-1842 |
| Deaf Smith Electric Cooperative, Inc. | P.O. Box 753 | Hereford | TX | 79045-0753 |
| Deep East Texas Electric Cooperative, Inc. | 880 Hwy. 21-E. | San Augustine | TX | 75972 |
| East Texas Electric Cooperative, Inc. | P.O. Box 631623 | Nacogdoches | TX | 75963-1623 |
| Fannin County Electric Cooperative, Inc. | P.O. Drawer 250 | Bonham | TX | 75418-0250 |
| Farmers Electric Cooperative, Inc. | 2000 I-30 East | Greenville | TX | 75402-9084 |
| Fayette Electric Cooperative, Inc. | P.O. Box 490 | La Grange | TX | 78945-0490 |
| Fort Belknap Electric Cooperative, Inc. | P.O. Box 486 | Olney | TX | 76374-0486 |
| Golden Spread Electric Cooperative, Inc. | P.O. Box 9898 | Amarillo | TX | 79105 |
| Grayson-Collin Electric Cooperative, Inc. | P.O. Box 548 | Van Alstyne | TX | 75495-0548 |
| Greenbelt Electric Cooperative, Inc. | P.O. Box 948 | Wellington | TX | 79095 |
| Guadalupe Valley Electric Cooperative, Inc. | P.O. Box 118 | Gonzales | TX | 78629-0118 |
| Hamilton County Electric Cooperative Association | P.O. Box 753 | Hamilton | TX | 76531 |
| Heart of Texas Electric Cooperative, Inc. | P.O. Box 357 | McGregor | TX | 76657-0357 |
| HILCO Electric Cooperative, Inc. | PO Box 127 | Itasca | TX | 76055-0127 |
| Houston County Electric Cooperative, Inc. | P.O. Box 52 | Crockett | TX | 75853 |
| J-A-C Electric Cooperative, Inc. | P.O. Box 278 | Bluegrove | TX | 76352-0278 |
| Jackson Electric Cooperative, Inc. | P.O. Box 1189 | Edna | TX | 77957-1189 |
| Jasper-Newton Electric Cooperative, Inc. | 812 S. Margaret Ave | Kirbyville | TX | 75956 |
| Karnes Electric Cooperative, Inc. | P.O. Box 7 | Karnes City | TX | 78118 |
| Lamar County Electric Cooperative Association | P.O. Box 580 | Paris | TX | 75461-0580 |
| Lamb County Electric Cooperative, Inc. | 2415 South Phelps Avenue | Littlefield | TX | 79339 |
| Lea County Electric Cooperative, Inc. | 18 West Washington | Lovington | NM | 88260 |
| Lighthouse Electric Cooperative, Inc. | P.O. Box 600 | Floydada | TX | 79235-0600 |
| Lower Colorado River Authority | PO BOX 679000 | AUSTIN | TX | 78767-9000 |
| Lyntegar Electric Cooperative, Inc. | P.O. Box 970 | Tahoka | TX | 79373-0970 |
| Magic Valley Electric Cooperative, Inc. | P.O. Box 267 | Mercedes | TX | 78570-0267 |
| Medina Electric Cooperative, Inc. | P.O. Box 370 | Hondo | TX | 78861-0370 |
| Mid-South Synergy | PO Box 970 | Navasota | TX | 77868-0970 |
| Navarro County Electric Cooperative, Inc. | P.O. Drawer 616 | Corsicana | TX | 75151-0616 |
| Navasota Valley Electric Cooperative, Inc. | 2281 East Highway 79 | Franklin | TX | 77856 |
| North Plains Electric Cooperative, Inc. | P.O. Box 1008 | Perryton | TX | 79070-1008 |
| Nueces Electric Cooperative, Inc. | PO Box 1032 | Robstown | TX | 78380-1032 |
| Panola-Harrison Electric Cooperative, Inc. | PO Box 1058 | Marshall | TX | 75671 |
| Pedernales Electric Cooperative, Inc. | P.O. BOX 1 | Johnson City | TX | 78636-0001 |
| Rayburn Country Electric Co-op | P.O. Box 37 | Rockwall | TX | 75087 |
| Rita Blanca Electric Cooperative, Inc. | PO Box 1947 | Dalhart | TX | 79022-5947 |
| Rusk County Electric Cooperative, Inc. | PO Box 1169 | Henderson | TX | 75652-1169 |
| Sam Houston Electric Cooperative, Inc. | 1501 East Church St. | Livingston | TX | 77351 |
| San Bernard Electric Cooperative, Inc. | PO Box 1208 | Bellville | TX | 77418-1208 |
| San Miguel Electric Cooperative, Inc. | PO Box 280 | Jourdanton | TX | 78026-0280 |
| San Patricio Electric Cooperative, Inc. | 402 E. Sinton St | Sinton | TX | 78387 |
| South Plains Electric Cooperative, Inc. | PO Box 1830 | Lubbock | TX | 79408 |
| South Texas Electric Cooperative, Inc. | P.O. Box 119 | Nursery | TX | 77976 |
| Southwest Rural Electric Association, Inc. | P. O. Box 310 | Tipton | OK | 73570-0310 |
| Southwest Texas Electric Cooperative, Inc. | P.O. Box 677 | Eldorado | TX | 76936-0677 |
| Swisher Electric Cooperative, Inc. | P.O. Box 67 | Tulia | TX | 79088-0067 |
| TAYLOR DEVELOPMENT CORPORATION | 226 COUNTY FORAD 287 | MERKEL | TX | 79536 |
| Taylor Electric Cooperative, Inc. | PO BOX 250 | MERKEL | TX | 79536 |
| Tri-County Electric Cooperative - Oklahoma | PO Box 880 | Hooker | OK | 73945-0880 |
| Tri-County Electric Cooperative, Inc. | 600 N.W. Parkway | Azle | TX | 76020 |
| Trinity Valley Electric Cooperative, Inc. | P.O. Box 888 | Kaufman | TX | 75142 |
| United Cooperative Services | P.O. Box 16 | Cleburne | TX | 76033 |
| Upshur-Rural Electric Cooperative Corp. | P.O. Box 70 | Gilmer | TX | 75644 |
| Victoria Electric Cooperative, Inc. | 102 South Ben Jordan | Victoria | TX | 77901-8639 |
| Western Farmers Electric Cooperative | P.O. Box 429 | Anadarko | OK | 73005 |
| Wharton County Electric Cooperative, Inc. | P.O. Box 31 | El Campo | TX | 77437 |
| Wise Electric Cooperative, Inc. | P.O. Box 269 | Decatur | TX | 76234 |
| Wood County Electric Cooperative | PO BOX 1827 | QUITMAN | TX | 75783 |