Maryland Statewide Trunking Interoperability Talkgroup Research
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Talkgroups
Only included systems are Maryland State and County P25 systems that appear to be integrated in this plan are listed in detail. Other Counties are listed with reasons limiting interoperability.
State Agencies
- 71xx = Maryland Transportation Authority ||MAA,FiRST||
- 73xx = Maryland State Police ||FiRST||
- 78xx = Maryland DGS Police ||FiRST||
- 81xx = Maryland Tac Talkgroups ||FiRST||
- 117xx = Central Maryland Area Regional Communications [CMARC] (Central MD)
Maryland Counties
Anne Arundel
- (not utilizing P25)
Baltimore || BCo P25 ||
- 94xx-95xx = Baltimore County FD (and Misc)
- 96xx = Baltimore County PD (and Misc)
- 97xx-98xx = Baltimore County Services
Baltimore City || BC P25 ||
- 90xx = Baltimore City FD
- 91xx = Baltimore Police
- 92xx = Baltimore City Services
Calvert
Caroline ||FiRST||
Carroll || Carroll ||
Cecil ||FiRST||
Charles || FiRST ||
Dorcheser || FiRST ||
Frederick
- 540x = Frederick County Sheriffs Office
- 544x-548x = Frederick County FD
- 549x-553x = Frederick County Services
Garrett ||FiRST||
Harford ||CMARC||
Howard
Kent ||FiRST||
- 128xx
Montgomery
- (not utilizing P25)
Prince George || PG Co ||
- (not with current talkgroups)
Queen Anne's ||FiRST||
Somerset
St. Mary's St. Mary's Co
- (current talkgroups out of range)
Talbot
Washington ||FiRST||
- 134xx-135xx
Wicomico
Worcester || Wor Co ||
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