APCO - Association of Public-Safety Communication Officers Association
CSEC - Commission on State Emergency Communications (Texas)
NENA - National Emergency Number Association
TX-NENA - Texas Emergency Number Association

DISTRICTS

Brazos County 911 District
Denco Area 911 District
El Paso County 911 District
Emergency Communication District of Ector County
Galveston County 911 District
Greater Harris County 911 District
Lubbock County 911 District
Montgomery County Emergency Communication District
Smith County 911 Communications District
Tarrant County 911 District

COUNCILS OF GOVERNMENTS

Alamo Area Council of Governments
Brazos Valley Development Council
Capital Area Council of Governments
Central Texas Council of Governments
Coastal Bend Council of Governments
Concho Valley Council of Governments
Deep East Texas Council of Governments
East Texas Council of Governments
Golden Crescent Regional Planning Commission
Heart of Texas Council of Governments
Houston-Galveston Area Council of Governments
Lower Rio Grande Valley Development Council
Middle Rio Grande Development Council
Nortex Regional Planning Commission
North Central Texas Council of Governments
Rio Grande Council of Governments
South East Texas Regional Planning Commission
South Plains Association of Governments
South Texas Development Council
Texoma Council of Governments
West Central Texas Council of Governments

 Municipal Districts

Plano, Texas
Richardson, Texas

Public Safety Agencies

Coppell - City Site
Harris County Sheriff Office
North Richland Hills - City Site
Richardson Police Department
Williamson County Sheriff Office

Other Links of Interest

New Jersey Office of Emergency Telecommunication Services
Discovery 9-1-1
National 9-1-1 Education Month Resolution