• Advisory Commission on State Emergency Communications (ACSEC)
• Alliance for Telecommunications Industry Solutions (ATIS)
• Comptroller of Public Accounts
• Federal Communications Commission (FCC)
• Independent Telephone Pioneer Association (ITPA)
• Independent Telephone Pioneer Association-Texas Chapter
• Multimedia Telecommunications Association (MMTA)
• National Association of Regulatory Utility Commissioners (NARUC)
• National Exchange Carrier Association (NECA)
• National Rural Telecommunications Cooperative (NRTC)
• National Telecommunications & Information Administration (NTIA)
• National Telephone Cooperative Association (NTCA)
• Office of Public Utility Counsel (OPUC)
• Organization for the Promotion and Advancement of Small Telecommunications Companies (OPASTCO)
• Public Utility Commission of Texas (PUC)
• Rural Utilities Service (RUS)
• Telecommunications Industry Association (TIA)
• Telecommunications Infrastructure Fund Board (TIF)
• Telephone Maintenance Frequency Advisory Committee (TELFAC)
• Texas Department of Transportation
• Texas Engineering Extension Service (TEEX) Telecommunications Training Division
• Telecom Engineering Technology Program, ETID Department
• Texas One Call Board
• Texas Statewide Telephone Cooperative, Inc. (TSTCI)
• United States Telecom Association (USTA)
• Western Rural Telephone Association (WRTA)