Texas Wide Area Radio Network (TxWARN) (P25)

From The RadioReference Wiki

Public Trunked Radio System

NameTexas Wide Area Radio Network (TxWARN) (P25)
Brazoria, Brazos, Fort Bend, Galveston, Harris, Madagorda, Montgomery, Waller, Walker, Wharton


Houston, League, Longview, Pasadena


East Texas Medical Center, Houston Airport System, Texas State
Owner TypePublic
CountryUnited States

System Details
Band700/800 MHz
TypeProject 25 Phase II

FCC Callsign(s)
WNBZ674, WNNL329, WPAM240, WPJY381, WPKL474, WPKT699, WPTG812, WPTZ776, WPVK276, WPWY445, WPXN228, WQDW910, WQJX928, WQKJ923, WQKK515, WQKM862, WQKN299, WQKN300, WQLJ700, WQLM576, WQLM577, WQLM578, WQLM579, WQME516, WQMJ666, WQOB297, WQOX359, WQPC690, WQPC691, WQPC693, WQPC696, WQPC856, WQPS646, WQPS648, WQPS663, WQPS785, WQQM380, WQQU808, WQTR223, WQTS412, WQTS900, WQWG477, WQWH659, WQWI585

Expired/Cancelled Callsigns
WPFX564, WPIE756, WQGG825, WQJH488, WQKG805, WQKJ402, WQLD479, WQLD480, WQMG257, WQOP923, WQOP987

System-specific links
DatabaseFCC Site Map
ForumRR Site Map

Other Resources

Wiki FAQMediaWiki
QuickRefPDF Card

Wiki HomeCollaboration Gateway → United States → Texas → multiple Counties → Texas Wide Area Radio Network (TxWARN) (P25) TRS

Welcome to the Texas Wide Area Radio Network (TxWARN) (P25) collaboration article, a Multi-County Public Trunked Radio System located in multiple Counties, Texas, United States.
This is where you, the user, may index any articles you develop for scanning related topics for this Trunked Radio System.

  • Some talkgroups on this system may be using P25 Phase II TDMA modulation, which can only be monitored using a P25 Phase II capable scanner or receiver.
  • Click HERE for a list of scanners capable of monitoring those talkgroups.


This page relates to the Texas Wide Area Radio Network (TxWARN) (P25 trunked radio system. The Texas Wide Area Radio Network (TxWARN) Motorola trunked radio system is the older analog version of this system. Talkgroups on the system are linked to facilitate migration from analog to digital radios.

Former Names

This system has been known by other names in the past:

  • Harris County Regional Radio System (HCRRS)
  • Southeast Texas Area Radio Network (STAR-Net)

Houston Public Safety

Recently the City of Houston moved their Police and Fire communications to this system using P25 Phase 2 and as a result there has been much confusion and many questions on how one could continue to monitor these agencies. The the article Houston Police and Fire P25 is an attempt to aid those seeking this information.

Related Wiki Pages

External Links

Return to Wiki page: Trunked Radio Systems (TX)