Texas Commission on State Emergency Communications
http://www.csec.texas.gov

National Emergency Number Association
http://www.nena9-1-1.org

Texas Chapter of National Emergency Number Association
http://www.texasnena.org

9-1-1 Public Educators of Texas
http://www.911pets.org

Lubbock Emergency Communications District
http://www.911.lubbock.tx.us/

Department of Homeland Security
http://www.dhs.gov/dhspublic

Poison Control
http://www.poisoncontrol.org/

9-1-1 for Kids
http://www.911.state.tx.us/kidshome.html

Association of Public-Safety Communications Officials
http://www.apcointl.org/