First Responders Interoperable Radio System Team (FIRST)

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Public Trunked Radio System

NameFirst Responders Interoperable Radio System Team (FIRST)
OwnerMaryland State
Owner TypePublic
CountiesStatewide / all
CountryUnited States

System Details
Band700 MHz
TypeProject 25 Phase II
NAC4A1[0101] / 4A2[0102]

FCC Callsign(s)
WPTZ805, WQOV744, WQQI649, WQQI659, WQQJ421, WQQJ423, WQQJ424, WQSH801, WQSH803, WQSH805, WQSI394, WQXQ443, WQYD945, WQZA324, WQZA333, WQZA334

System-specific links
DatabaseFCC Site Map
ForumRR Site Map

Other Resources

Wiki FAQMediaWiki
QuickRefPDF Card

Wiki HomeCollaboration Gateway → United States → Maryland → statewide/all Counties → First Responders Interoperable Radio System Team (FIRST) TRS

Welcome to the First Responders Interoperable Radio System Team (FIRST) collaboration article, a Statewide Public Trunked Radio System located in all Counties, Maryland, 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.

Related Wiki Pages

External Links

State Links and PDF Documents

Other Database Listings

Return to Wiki page: Trunked Radio Systems (MD)