Difference between revisions of "Nashua Municipal Trunk"

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<div style="margin: 0; margin-right:10px; border: 3px solid #000000; padding: 1em 1em 1em 1em; align:right;">
 
<div style="margin: 0; margin-right:10px; border: 3px solid #000000; padding: 1em 1em 1em 1em; align:right;">
 
<font size="+2"><b>Nashua, NH Trunked System</b></font>
 
<font size="+2"><b>Nashua, NH Trunked System</b></font>
−
*Old System ID: 7C25
+
*P25 Phase II trunk
−
*800MHz Motorola Type II Trunked System
+
*System ID: 5C6
−
*3600 Baud Mixed Mode: APCO P25 w/ Analog
+
*Merrimack police and fire will be migrating to the Nashua trunk system and will have their own Talkgroups
−
* P25 NAC = 253 for the 7C25 System
+
 
−
*<font color="red">'''As of 2015.11 Nashua has begun to install a New P25 system.
+
| width="25%" style="vertical-align:top" |</div>
−
**<font color="red">'''As of 2016.04.11 Nashua PD has migrated to the New P25 system.
 
−
**<font color="red">'''As of 2016.04.13 Nashua FD should migrate to the New P25 system.
 
−
*Here is the Band Plan that needs to be entered for the OLD 7C25 System:
 
−
{{prettytable}}
 
−
|-
 
−
|Band Plan||Base Freq (Lower)||Base Freq (Upper)||Offset||Polarity||Spacing
 
−
|-
 
−
|1||851.0250||854.0000||440||+||25 kHz
 
−
|-
 
−
|2||851.0125||868.9875||0||+||25 kHz
 
 
|}
 
|}
 +
{{TOC}}
  
−
| width="25%" style="vertical-align:top" |
+
== '''System Frequencies''' ==
−
__TOC__
+
*NAC: 5C2
−
|}
 
−
<br><br>
 
−
{| width="100%" style="vertical-align:top"
 
−
|- width="50%" style="vertical-align:top; margin: 1em 1em 1em 1em;"
 
−
|
 
−
== '''Current 7C25 System Frequencies'''==
 
−
*'''Rebanded as of 2009.02'''
 
 
{{prettytable}}
 
{{prettytable}}
 
|- align="center"
 
|- align="center"
−
|'''Frequency'''||'''Use'''||'''Confirmation'''
+
!'''Frequency'''
 +
!'''Use'''
 +
!'''Confirmed/ReConfirmations'''
 
|- align="center"
 
|- align="center"
−
|851.0500||'''Migrated''' over to new System||2015.12.15
+
|851.0500||Voice||2025.05.08 ecps92
 
|- align="center"
 
|- align="center"
−
|851.6000||'''Migrated''' over to new System||2016.04.14
+
|851.6000||Voice||2025.05.08 ecps92
 
|- align="center"
 
|- align="center"
−
|851.7750||'''Migrated''' over to new System||2016.04.14
+
|851.7750||Voice||2025.05.08 ecps92
 
|- align="center"
 
|- align="center"
−
|851.9750||Voice: P25 Use||2014.11.05 N1BHH
+
|851.9750||Voice||2025.10.10 n1zyy
 
|- align="center"
 
|- align="center"
−
|852.3625||'''Migrated''' over to new System||2015.12.18
+
|852.3625||Voice||2025.10.10 n1zyy
 
|- align="center"
 
|- align="center"
−
|852.5500||'''Migrated''' over to new System||2015.11.01
+
|852.5500||Alt-CC||2025.10.10 n1zyy
 
|- align="center"
 
|- align="center"
−
|852.7500||'''Migrated''' over to new System||2015.12.15
+
|852.7500||Voice / Alt-CC||2025.10.10 n1zyy
 
|- align="center"
 
|- align="center"
−
|853.2625||'''Migrated''' over to new System||2015.12.15
+
|853.2625||Alt-CC||2025.10.10 n1zyy
 
|- align="center"
 
|- align="center"
−
|853.4500||Voice: P25 Use & Control||2014.06.26 ecps92
+
|853.4500||Primary CC||2025.05.08 ecps92
 
|- align="center"
 
|- align="center"
−
|853.5125||'''Migrated''' over to new System||2015.12.15
+
|853.5125||Voice||2025.10.10 n1zyy
 
|}
 
|}
−
| width="5%" style="vertical-align:top;" |
 
−
| width="45%" style="vertical-align:top;" |
 
  
−
== <font color="#bbbbbb">New P25 System Frequencies </font> ==
+
=='''Nashua Talkgroups'''==
−
*'''being installed 2015.11'''
+
 
 +
=== '''Fire''' ===
 
{{prettytable}}
 
{{prettytable}}
 
|- align="center"
 
|- align="center"
−
|'''Frequency'''||'''Use'''||'''Confirmed/ReConfirmations'''
+
!'''TG'''||'''Zone/Channel'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
 
|- align="center"
 
|- align="center"
−
|851.0500||Voice||2015.12.15
+
|2049||A-01/B-01/C-01||Fire Dispatch CH-1 || ||2025.06.28 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|851.6000||Voice||2016.04.15
+
|2051||A-02/C-02||Fire Fireground 2|| ||2025.06.28 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|851.7750||Voice||2016.04.15
+
|2053||A-03/C-03||Fire Fireground 3|| ||2025.07.22 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|852.3625||Voice||2015.12.18
+
|2055||A-04/C-04||Fire Fireground 4|| ||2025.07.20 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|852.5500||CC||2015.12.15
+
|2057||A-05/C-05||Fire Fireground 5|| ||2025.07.22 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|852.7500||Voice / Alt-CC||2015.12.15
+
|2061||A-06||Fire/EMS Operations 1|| ||2025.06.28 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|853.2625||Alt-CC||2015.12.15
+
|2063||C-13||Details - Special Events||||2024.07.22 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|853.4500||Alt-CC||2015.12.15
+
|2079||A-07||Fire/EMS Operations 2||Heard Nashua fire alarm calling Merrimack ambulance 1 on this channel||2025.07.22 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|853.5125||Voice||2015.12.15
+
|2081||A-08||EMS Dispatch||Dispatch for ambulance only responses, appears to be automated ||2025.07.22 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|}
+
|2083||A-09/C-09||Fire Training 1|| ||2016.04.16
−
|}
 
−
<br>
 
−
 
 
−
== '''Fire Talkgroups''' ==
 
−
{{largetable}}
 
 
|- align="center"
 
|- align="center"
−
'''FIRE DISPATCH/OPERATIONS TALKGROUPS'''
+
|2073||A-10/C-10||Fire Training 2|| ||2020.05.27 JBolduc
−
|'''Talkgroup'''||'''P25 TG'''||'''Zone/Channel'''||'''Description'''||'''Mode'''||'''Confirmations'''
 
 
|- align="center"
 
|- align="center"
−
|32784||2049||A-01/B-01/C-01||Fire Dispatch CH-1 || ||2016.04.14
+
|2075||A-11/C-11||Fire HAZ/MAT|| ||2019.05.15 JBolduc
 
|- align="center"
 
|- align="center"
−
|32816|| ||A-02/C-02||Fire Fireground 2|| ||2013.02.03 CPL22586
+
|2077||A-12/C-12||Fire Dive Team||Also heard in-use for Non Dive Team trainings||2025.07.23 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|32848|| ||A-03/C-03||Fire Fireground 3|| ||2013.02.03 CPL22586
+
|2043||A-14/C-14||Fire Tone Alert (NO VOICE)|| ||2016.04.16
 
|- align="center"
 
|- align="center"
−
|32880|| ||A-04/C-04||Fire Fireground 4|| ||2013.02.03 CPL22586
+
|2059|| ||Announcement Talkgroup (ATG)|| ||2025.07.22 GraniteScanner
 +
|}
 +
 
 +
=== '''Police''' ===
 +
{{prettytable}}
 
|- align="center"
 
|- align="center"
−
|32912||2057||A-05/C-05||Fire Fireground 5|| ||2016.04.14
+
!'''TG'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
 
|- align="center"
 
|- align="center"
−
|32976||2061||A-06||Fire/EMS Operations 1|| ||2016.04.14
+
|3073||Police TAC 1 (Dispatch)||Encrypted/can see console ID||2023.03.11 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|33264|| ||A-07||Fire/EMS Operations 2|| ||2013.02.03 CPL22586
+
|3075||Police TAC 2 (Secondary Dispatch) ||Encrypted||2020.06.19 Dave2582
 
|- align="center"
 
|- align="center"
−
|33296|| ||A-08||EMS Dispatch|| ||2013.02.03 CPL22586
+
|3077||Police TAC 3 (Tactical)||Encrypted||2020.06.14 JBolduc
 
|- align="center"
 
|- align="center"
 +
|4013||Police Talkaround|| ||2015.12.18 newsphotog
 
|}
 
|}
  
−
{{largetable}}
+
=== '''Department of Public Works''' ===
 +
{{prettytable}}
 
|- align="center"
 
|- align="center"
−
'''FIRE TRAINING TALKGROUPS'''
+
!'''TG'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
−
|'''Talkgroup'''||'''P25 TG'''||'''Zone/Channel'''||'''Description'''||'''Mode'''||'''Confirmations'''
 
 
|- align="center"
 
|- align="center"
−
|33328|| ||A-09/C-09||Fire Training 1|| ||
+
|209||Cemetery Grounds Crews||||2024.11.20 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|33168||2073||A-08/C-10||Fire Training 2|| ||2016.04.14
+
|519||Street Department||||2024.11.21 MASSBUSMARK
−
|}
 
−
 
 
−
{{largetable}}
 
 
|- align="center"
 
|- align="center"
−
'''FIRE SPECIAL TALKGROUPS'''
+
|521||Traffic Engineering|| ||2025.07.07 TheDoza79
−
|'''Talkgroup'''||'''P25 TG'''||'''Zone/Channel'''||'''Description'''||'''Mode'''||'''Confirmations'''
 
 
|- align="center"
 
|- align="center"
−
| 8240|| ||B-02||Citywide 1 (All City Agencies) Interop|| Analog||
+
|527||Sanitation Division/Solid Waste-Land Fill 1?, Trash Trucks||||2024.11.21 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
| 8272|| ||B-03||Citywide 2 (All City Agencies) Interop||||
+
|529||Sanitation Division/Solid Waste-Land Fill 2?||||2023.12.13 N1ZZY
 
|- align="center"
 
|- align="center"
−
|33008|| ||C-13||Details - Special Events||||2015.12.29
+
|531||Waste Water Treatment Plant|| ||2025.07.07 TheDoza79
 
|- align="center"
 
|- align="center"
−
|33040|| ||C-07||Fire Alarm Operations|| APCO-25||
+
|533||Parks Maintenance ||Assists Street Dept. with snow plowing||2022.01.30 Dave2582
 
|- align="center"
 
|- align="center"
−
|33072|| ||C-06||Fire Maintenance || APCO-25||
+
|639||Building Inspectors|| ||2020.06.18 TheDoza79
 
|- align="center"
 
|- align="center"
−
|33104|| ||C-08||City Fire Marshal|| APCO-25||
+
|739||School Department CH-2 / Elm St Jr High|| ||2022.01.30 Dave2582
 
|- align="center"
 
|- align="center"
−
|33200|| ||A-11/C-11||Fire HAZ/MAT|| APCO-25||
+
|741||School Department CH-3|| ||2015.12.18 newsphotog
 
|- align="center"
 
|- align="center"
−
|33232|| ||A-12/C-12||Fire Dive Team|| APCO-25||
+
|743||School Department CH-4- Nashua South High School|| ||2024.11.21 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|32688|| ||A-14/C-14||Fire Tone Alert (NO VOICE)|| Analog||
+
|745||School Department CH-5-Nashua North High School|| ||2024.11.21 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|None|| ||A-13||Regroup||APCO-25||
+
|845||Parks and Recreation Division CH-2|| ||2015.12.18 newsphotog
 
|- align="center"
 
|- align="center"
 +
|1049||Transportation Division (City Buses)||||2025.06.28 MASSBUSMARK
 
|}
 
|}
−
<br>
 
  
−
== '''Police Talkgroups''' ==
+
=== '''School Department ''' ===
−
{{largetable}}
+
{{prettytable}}
 
|- align="center"
 
|- align="center"
−
|'''Talkgroup'''||'''P25 TG'''||'''Description'''||'''Mode'''||'''Confirmations'''
+
!'''TG'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
 
|- align="center"
 
|- align="center"
−
|49168||3073||Police TAC 1 (Dispatch)|| APCO-25||2016.04.12
+
|743||Nashua High School South||Full Encryption ||2025.09.04 TheDoza79
 
|- align="center"
 
|- align="center"
−
|49200|| ||Police TAC 2 (Secondary Dispatch)|| APCO-25||2013.02.03 CPL22586
+
|745||Nashua High School North||Full Encryption ||2025.09.04 TheDoza79
−
|- align="center"
+
|}
−
|49232|| ||Police TAC 3 (Tactical)|| APCO-25||
+
 
−
|- align="center"
+
==='''General Citywide'''===
−
|49264|| ||Police TAC x?|| APCO-25 ||2013.02.03 CPL22586
+
{{prettytable}}
−
|- align="center"
 
−
|49296|| ||Police TAC x?|| APCO-25 ||2013.02.03 CPL22586
 
−
|- align="center"
 
−
|49328|| ||Police TAC x?|| APCO-25||
 
−
|- align="center"
 
−
|49360|| ||Police TAC 4|| APCO-25 ||
 
 
|- align="center"
 
|- align="center"
−
|49392|| ||Police TAC 5|| APCO-25 ||
+
!'''TG'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
 
|- align="center"
 
|- align="center"
−
|49424|| ||Police TAC 7|| APCO-25||
+
|847||Environmental/Health Department|| || 2025.07.07 TheDoza79
 
|- align="center"
 
|- align="center"
−
|49456|| ||Police TAC x?|| APCO-25 ||
+
|2045||Parking Enforcement|| ||2025.11.04 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|49488|| ||Police TAC 8|| APCO-25 ||
+
|847||Environmental/Health Department|| || 2025.07.07 TheDoza79
 
|- align="center"
 
|- align="center"
−
|49552|| ||Police TAC x?|| APCO-25 ||
+
|515||Citywide 1 (All City Agencies) Interop|| ||2025.09.03 TheDoza79
 
|- align="center"
 
|- align="center"
−
|49616|| ||Police TAC x?|| APCO-25 ||
+
|201||Citywide 3 (All City Agencies) Interop||||2025.07.08 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|49728|| ||Police Unk1|| APCO-25 ||
+
|203||Citywide 4 (All City Agencies) Interop||||
 
|- align="center"
 
|- align="center"
−
|49735|| ||Police Unk2|| APCO-25 ||
+
|205||Citywide 5 (All City Agencies) Interop||||
 
|- align="center"
 
|- align="center"
−
|50000|| ||Police TAC 6|| APCO-25 ||
+
|2101||Public Safety 1 (Police/Fire/EMS) Interop||||
 
|- align="center"
 
|- align="center"
−
|64208||4013||Police Talkaround|| ||2015.12.18 newsphotog
+
|2103||Public Safety 2 (Police/Fire/EMS) Interop||||2025.07.18 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|48816|| ||Police Unknown|| APCO-25 ||2013.02.03 CPL22586
+
|2105||Public Safety 3 (Police/Fire/EMS) Interop||||
 
|- align="center"
 
|- align="center"
−
|65536|| ||Police Unknown|| APCO-25 ||2013.02.03 CPL22586
+
|2107||Public Safety 4 (Police/Fire/EMS) Interop||||
 
|- align="center"
 
|- align="center"
 +
|2109||Public Safety 5 (Police/Fire/EMS) Interop||||
 
|}
 
|}
−
<br>
 
  
−
== '''Department of Public Works Talkgroups''' ==
+
=='''Merrimack Talkgroups'''==
−
{{largetable}}
+
 
−
|- align="center"
+
=== '''Fire''' ===
−
|'''Talkgroup'''||'''P25 TG'''||'''Description'''||'''Mode'''||'''Confirmations'''
+
{{prettytable}}
−
|- align="center"
 
−
|8272|| ||Highway Department|| Analog||
 
−
|- align="center"
 
−
|8304||519||Street Department||||2015.12.16 MassBusMark
 
−
|- align="center"
 
−
|8336||521||Traffic Engineering|| ||2015.12.18 newsphotog
 
−
|- align="center"
 
−
|8400|| ||Survey/Engineerig Division|| Analog||
 
−
|- align="center"
 
−
|8432||527||Sanitation Division/Solid Waste-Land Fill||||2015.12.16 MassBusMark
 
−
|- align="center"
 
−
|8496||531||Waste Water Treatment Plant|| ||2015.12.18
 
−
|- align="center"
 
−
|8528||533||Parks Maintenance ||||2015.12.16 MassBusMark
 
−
|- align="center"
 
−
|10224||639||Building Inspectors|| ||2015.12.18 newsphotog
 
−
|- align="center"
 
−
|11248|| ||School Department CH-1|| Analog||
 
 
|- align="center"
 
|- align="center"
−
|11824||739||School Department CH-2 / Elm St Jr High|| ||2015.12.16 MassBusMark
+
!'''TG'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
 
|- align="center"
 
|- align="center"
−
|11856||741||School Department CH-3|| ||2015.12.18 newsphotog
+
|9051||Fire Operations||Simulcast with 153.9800 PL:136.5||2025.03.29 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|11888||743||School Department CH-4|| ||2015.12.18 newsphotog
+
|9053||Fire 2||Fireground||2025.07.22 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|11920||745||School Department CH-5|| ||2015.12.18 newsphotog
+
|9055||Fire 3|| ||2025.06.26 GraniteScanner
 
|- align="center"
 
|- align="center"
−
|13296|| ||Parks and Recreation Division CH-1|| Analog||
+
|9057||Fire 4|| ||
 
|- align="center"
 
|- align="center"
−
|13520||845||Parks and Recreation Division CH-2|| ||2015.12.18 newsphotog
+
|9059||Fire 5|| ||
 
|- align="center"
 
|- align="center"
−
|16784||1049||Transportation Division (City Buses)||||2015.12.16 MassBusMark
+
|9061||Fire 6|| ||
 
|- align="center"
 
|- align="center"
 +
|9063||Fire 7|| ||
 
|}
 
|}
−
<br>
 
  
−
{{largetable}}
+
==='''General Citywide'''===
−
|- align="center"
+
{{prettytable}}
−
 
 
−
=='''GENERAL CITYWIDE TALKGROUPS'''==
 
−
|'''Talkgroup'''||'''P25 TG'''||'''Zone/Channel'''||'''Description'''||'''Mode'''||'''Confirmations'''
 
−
|- align="center"
 
−
|8240||509||Fire B-02||Citywide 1 (All City Agencies) Interop|| ||2015.12.18
 
−
|- align="center"
 
−
|8272|| ||Fire B-03||Citywide 2 (All City Agencies) Interop||||
 
−
|- align="center"
 
−
|3216|| ||Fire B-04||Citywide 3 (All City Agencies) Interop||||
 
−
|- align="center"
 
−
|3248 || ||Fire B-05||Citywide 4 (All City Agencies) Interop||||
 
−
|- align="center"
 
−
|3280|| ||Fire B-06||Citywide 5 (All City Agencies) Interop||||
 
−
|- align="center"
 
−
|33616|| ||Fire B-07||Public Safety 1 (Police/Fire/EMS) Interop||||2015.12.29
 
 
|- align="center"
 
|- align="center"
−
|33648|| ||Fire B-08||Public Safety 2 (Police/Fire/EMS) Interop||||
+
!'''TG'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
 
|- align="center"
 
|- align="center"
−
|33680|| ||Fire B-09||Public Safety 3 (Police/Fire/EMS) Interop||||
+
|9091||Interop 1|| ||  
 
|- align="center"
 
|- align="center"
−
|33712|| ||Fire B-10||Public Safety 4 (Police/Fire/EMS) Interop||||
+
|9093||Interop 2|| ||  
−
|- align="center"
 
−
|33744|| ||Fire B-11||Public Safety 5 (Police/Fire/EMS) Interop||||
 
 
|- align="center"
 
|- align="center"
 +
|9095||Interop 3|| ||
 
|}
 
|}
  
−
== '''VHF Fire Conventional Frequencies''' ==
+
== '''Unknown Talkgroups''' ==
−
{{largetable}}
+
{{prettytable}}
 +
|- align="center"
 +
!'''TG'''||'''Description'''||'''Notes/Comments'''||'''Confirmations'''
 
|- align="center"
 
|- align="center"
−
|'''Frequency'''||'''Type'''||'''Tone'''||'''Description'''||'''Confirmations'''
+
|3081||Need to ID||Encrypted User||2020.06.16 TheDoza79
 
|- align="center"
 
|- align="center"
−
|151.2500||R||103.5||Fire Dispatch||2015.07.13 LTE4NFD
+
|3084||Need to ID||Encrypted User||2020.06.16 TheDoza79
−
|-align="center"
 
−
|154.3250||R||103.5||Fireground 2, during Fires only||
 
−
|}
 
−
 
 
−
== '''800 Fire Conventional Frequencies''' ==
 
−
{{largetable}}
 
 
|- align="center"
 
|- align="center"
−
|'''Frequency'''||'''Type'''||'''Tone'''||'''Zone/Channel'''||'''Description'''||'''Confirmations'''
+
|3049||Need to ID||Encrypted User||2024.11.21 MASSBUSMARK
 
|- align="center"
 
|- align="center"
−
|851.0125||R/S||156.7||B-12||8 CALL 90||
+
|3051||Need to ID||Encrypted User||2022.04.19 Dave2582
−
|-align="center"
 
−
|851.5125||R/S||156.7||B-13||8 TAC 91||
 
−
|-align="center"
 
−
|852.0125||R/S||156.7||B-14||8 TAC 92||
 
−
|-align="center"
 
−
|852.5125||R/S||156.7||B-15||8 TAC 93||
 
−
|-align="center"
 
−
|853.0125||R/S||156.7||B-16||8 TAC 94||
 
−
|-align="center"
 
−
|853.9500||S||127.3||A-15/C-15||Talk-Around 1||
 
−
|-align="center"
 
−
|853.9750||S||127.3||A-16/C-16||Talk-Around 2||
 
 
|}
 
|}
  
 
<br>
 
<br>
 
{{Quicklist Footer3|New Hampshire}}
 
{{Quicklist Footer3|New Hampshire}}

Latest revision as of 18:29, 4 November 2025

Nashua, NH Trunked System

  • P25 Phase II trunk
  • System ID: 5C6
  • Merrimack police and fire will be migrating to the Nashua trunk system and will have their own Talkgroups
Table of contents -

System Frequencies

  • NAC: 5C2
Frequency Use Confirmed/ReConfirmations
851.0500 Voice 2025.05.08 ecps92
851.6000 Voice 2025.05.08 ecps92
851.7750 Voice 2025.05.08 ecps92
851.9750 Voice 2025.10.10 n1zyy
852.3625 Voice 2025.10.10 n1zyy
852.5500 Alt-CC 2025.10.10 n1zyy
852.7500 Voice / Alt-CC 2025.10.10 n1zyy
853.2625 Alt-CC 2025.10.10 n1zyy
853.4500 Primary CC 2025.05.08 ecps92
853.5125 Voice 2025.10.10 n1zyy

Nashua Talkgroups

Fire

TG Zone/Channel Description Notes/Comments Confirmations
2049 A-01/B-01/C-01 Fire Dispatch CH-1 2025.06.28 MASSBUSMARK
2051 A-02/C-02 Fire Fireground 2 2025.06.28 MASSBUSMARK
2053 A-03/C-03 Fire Fireground 3 2025.07.22 GraniteScanner
2055 A-04/C-04 Fire Fireground 4 2025.07.20 GraniteScanner
2057 A-05/C-05 Fire Fireground 5 2025.07.22 GraniteScanner
2061 A-06 Fire/EMS Operations 1 2025.06.28 MASSBUSMARK
2063 C-13 Details - Special Events 2024.07.22 GraniteScanner
2079 A-07 Fire/EMS Operations 2 Heard Nashua fire alarm calling Merrimack ambulance 1 on this channel 2025.07.22 GraniteScanner
2081 A-08 EMS Dispatch Dispatch for ambulance only responses, appears to be automated 2025.07.22 GraniteScanner
2083 A-09/C-09 Fire Training 1 2016.04.16
2073 A-10/C-10 Fire Training 2 2020.05.27 JBolduc
2075 A-11/C-11 Fire HAZ/MAT 2019.05.15 JBolduc
2077 A-12/C-12 Fire Dive Team Also heard in-use for Non Dive Team trainings 2025.07.23 GraniteScanner
2043 A-14/C-14 Fire Tone Alert (NO VOICE) 2016.04.16
2059 Announcement Talkgroup (ATG) 2025.07.22 GraniteScanner

Police

TG Description Notes/Comments Confirmations
3073 Police TAC 1 (Dispatch) Encrypted/can see console ID 2023.03.11 MASSBUSMARK
3075 Police TAC 2 (Secondary Dispatch) Encrypted 2020.06.19 Dave2582
3077 Police TAC 3 (Tactical) Encrypted 2020.06.14 JBolduc
4013 Police Talkaround 2015.12.18 newsphotog

Department of Public Works

TG Description Notes/Comments Confirmations
209 Cemetery Grounds Crews 2024.11.20 MASSBUSMARK
519 Street Department 2024.11.21 MASSBUSMARK
521 Traffic Engineering 2025.07.07 TheDoza79
527 Sanitation Division/Solid Waste-Land Fill 1?, Trash Trucks 2024.11.21 MASSBUSMARK
529 Sanitation Division/Solid Waste-Land Fill 2? 2023.12.13 N1ZZY
531 Waste Water Treatment Plant 2025.07.07 TheDoza79
533 Parks Maintenance Assists Street Dept. with snow plowing 2022.01.30 Dave2582
639 Building Inspectors 2020.06.18 TheDoza79
739 School Department CH-2 / Elm St Jr High 2022.01.30 Dave2582
741 School Department CH-3 2015.12.18 newsphotog
743 School Department CH-4- Nashua South High School 2024.11.21 MASSBUSMARK
745 School Department CH-5-Nashua North High School 2024.11.21 MASSBUSMARK
845 Parks and Recreation Division CH-2 2015.12.18 newsphotog
1049 Transportation Division (City Buses) 2025.06.28 MASSBUSMARK

School Department

TG Description Notes/Comments Confirmations
743 Nashua High School South Full Encryption 2025.09.04 TheDoza79
745 Nashua High School North Full Encryption 2025.09.04 TheDoza79

General Citywide

TG Description Notes/Comments Confirmations
847 Environmental/Health Department 2025.07.07 TheDoza79
2045 Parking Enforcement 2025.11.04 MASSBUSMARK
847 Environmental/Health Department 2025.07.07 TheDoza79
515 Citywide 1 (All City Agencies) Interop 2025.09.03 TheDoza79
201 Citywide 3 (All City Agencies) Interop 2025.07.08 GraniteScanner
203 Citywide 4 (All City Agencies) Interop
205 Citywide 5 (All City Agencies) Interop
2101 Public Safety 1 (Police/Fire/EMS) Interop
2103 Public Safety 2 (Police/Fire/EMS) Interop 2025.07.18 GraniteScanner
2105 Public Safety 3 (Police/Fire/EMS) Interop
2107 Public Safety 4 (Police/Fire/EMS) Interop
2109 Public Safety 5 (Police/Fire/EMS) Interop

Merrimack Talkgroups

Fire

TG Description Notes/Comments Confirmations
9051 Fire Operations Simulcast with 153.9800 PL:136.5 2025.03.29 MASSBUSMARK
9053 Fire 2 Fireground 2025.07.22 GraniteScanner
9055 Fire 3 2025.06.26 GraniteScanner
9057 Fire 4
9059 Fire 5
9061 Fire 6
9063 Fire 7

General Citywide

TG Description Notes/Comments Confirmations
9091 Interop 1
9093 Interop 2
9095 Interop 3

Unknown Talkgroups

TG Description Notes/Comments Confirmations
3081 Need to ID Encrypted User 2020.06.16 TheDoza79
3084 Need to ID Encrypted User 2020.06.16 TheDoza79
3049 Need to ID Encrypted User 2024.11.21 MASSBUSMARK
3051 Need to ID Encrypted User 2022.04.19 Dave2582



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