APCO:  Association of Public-Safety Communications Officials-International, Inc.

“APCO International is the world's largest organization dedicated to public safety communications. We have been around since 1935 — far longer than any other public safety communications association. More than 15,000 members rely on APCO for their professional needs — from examining standards and issues to providing education, products and services.”  APCO Website

Denco Area 9-1-1 District

Denco Area 9-1-1 District provides, maintains and manages the 9-1-1 infrastructure to all Denton County Public Safety Answering Points (PSAP).

NAED:  National Academies of Emergency Dispatch

“The NAED is a non-profit standard-setting organization promoting safe and effective emergency dispatch services world-wide.”  NAED website

NENA:  National Emergency Number Association

“NENA's Mission is to foster the technological advancement, availability and implementation of a universal emergency telephone number system (9-1-1). In carrying out its mission, NENA promotes research, planning, training and education. The protection of human life, the preservation of property, and the maintenance of general community security are among NENA's objectives.”  NENA website

TENA:  National Emergency Number Association – Texas Chapter

Texas Chapter of NENA provides state level information.