Industry Organizations
- NENA - National Emergency Number association
- TENA - NENA Texas Chapter
- APCO International - International Association of Public-Safety Communications Officials
- Texas APCO
- NASNA - National Association of State 9-1-1 Administrators
Government Agencies
- US Department of Homeland Security
- Texas Homeland Security
- Poison Control (Texas)
- CSEC - Commission on State Emergency Communications
- E9-1-1 Institute
- FCC - Federal Communications Commission
- PUC - Public Utilities Commission
- ESIF - Emergency Services Interconnection Forum
- NCTCOG - North Central Texas Council of Governments
Others
