Worcester Regional

Worcester Regional Modified Worcester License with the P25 frequencies. System is part of the larger CoMIRS State P25 system. Site 001-0036 - 3 Simulcast Sites. NAC D16 Talkgroups are a mix of Phase 1 (FDMA) and Phase 2 (TDMA). TDMA Talkgroups will have a "TDMA" after the Talkgroup" Conventional Frequencies can be found on the appopriate Worcester County page.

Table of contents -

P25 Trunk Frequencies

Frequency	Usage	Confirmation/Reconfirmation
858.1375	CC	Please see Worcester Site on the CoMIRS page for confirmation.
857.2625	CC and Voice	Please see Worcester Site on the CoMIRS page for confirmation.
856.8375	CC and Voice	Please see Worcester Site on the CoMIRS page for confirmation.
856.5125	CC	Please see Worcester Site on the CoMIRS page for confirmation.
854.1375	Voice	Please see Worcester Site on the CoMIRS page for confirmation.
854.2125	Voice	Please see Worcester Site on the CoMIRS page for confirmation.
854.4625	Voice	Please see Worcester Site on the CoMIRS page for confirmation.
855.4875	?	Please see Worcester Site on the CoMIRS page for confirmation.
854.8875	Voice	Please see Worcester Site on the CoMIRS page for confirmation.
855.7125	Voice	Please see Worcester Site on the CoMIRS page for confirmation.
855.7375	Voice	Please see Worcester Site on the CoMIRS page for confirmation.
855.9625	Voice	Please see Worcester Site on the CoMIRS page for confirmation.
856.2625	Voice	Please see Worcester Site on the CoMIRS page for confirmation.

Talkgroups

Regional

Talkgroup	Use	Comments	Confirmation/Reconfirmation
2507	FD7 Orange	Patched to Fire District 7 (Orange) - 159.4575.	2022.05.25 ecps92
2509	FD8 Simulcast	Mid-State Simulcast - Inter-op on 453.7500 / 31.1000 - TG: 40144 on Analog Zone 8	2022.05.25 ecps92
627	Fire Wide Area	For use outside of Worc on the Commonwealths TRS	Please see CoMIRS for Confirmation.
4589	SP Holden Tie		2022.05.25 ecps92
629	Police Wide Area	For use outside of Worc on the Commonwealth TRS	Please see CoMIRS for Confirmation.
631	Worcester EMS Wide Area	For use outside of Worcester on the Commonwealth TRS	Please see CoMIRS for Confirmation.
625	Worcester EMA Wide Area	Emergency Managment For use outside of Worc on the Commonwealth TRS	Please see CoMIRS for Confirmation.

Worcester

• Please visit the Worcester Department Information page for detailed fire and ems information.
• The two fire simulcasts are not always active. The South County simulcast is active much more often. Fire alarm has the ability to patch these talkgroups to fireground channels.

Fire Department

• Fire Dispatch, Single tone - One Company or Message, Two tones - Multi Companies, Three tones - Reported Building Fires or SCUBA alerts.

Talkgroup	Use	Comments	Confirmation/Reconfirmation
4433	F1 FD Admin	Typically used for companies on-the-air, not responding to incidents	2025.03.01 MASSBUSMARK
4435	F2 Fire OPS-A	North End Multi Company Responses - Typically used if Car 3 assigned to the call	2025.03.01 MASSBUSMARK
4437	F3 Fire OPS B	South End Multi Company Responses - Typically used if Car 4 assigned to the call	2025.03.01 MASSBUSMARK
4439	F4 Fire OPS C	Single Company Response (ie: Medical, MVA, etc) - Patched to 460.0500 (DPL 051)	2025.03.01 MASSBUSMARK
4441	F5 Fire OPS D	Additional Multi Company Response	2022.05.25 ecps92
4443	Dispatch	Used to dispatch all calls (See note above)	2022.05.25 ecps92
4451	Fire Prevention	Fire Code Enforcement	2020.03.15 Sawyer100 (SNE Submitter)
4445 TDMA	TAC-10	Training/Overflow Fireground channel	2020.03.15 Sawyer100 (SNE Submitter)
4447 TDMA	TAC-11	Training/Overflow Fireground channel	2022.05.25 ecps92
4449 TDMA	TAC-12	Info sharing channel (Encrypted)	2019.03.28 W1KNE

Police Department

Talkgroup	Use	Comments	Encrypted	Confirmation/Reconfirmation
4369	F1 East Dispatch	Routes 1-10	No	2025.03.01 MASSBUSMARK
4371	F2 West Dispatch	Routes 11-20	No	2025.03.01 MASSBUSMARK
4373 TDMA	F3 CJIS/NCIC	Record Checks	Yes	2022.05.25 ecps92
4375 TDMA	F4 TRAFFIC	Traffic Enforcement	Yes	2022.05.25 ecps92
4377 TDMA	F5 Talk-around		Yes	2022.05.25 ecps92
4379 TDMA	F6 TAC-1		Yes	2022.05.25 ecps92
4393	F9 ??		Yes	2022.05.25 ecps92

EMS

• EMS and Ambulance Info can be found at the bottom of the page.

Talkgroup	Use	Comments	Confirmation/Reconfirmation
4481	EMS Citywide Dispatch	462.9500 MED-9 used to communicate with private & mutual aid ambulances handling 911 overflow calls, not linked	2025.03.01 MASSBUSMARK
4485	WEMS 2		2022.05.25 ecps92
4487	WEMS 3		2016.08.10 WFD
4489	CMED Interop		2016.08.10.WFD

Citywide Talkgroups

• The Interagency talkgroup is primarily used for communication between FD and EMS or PD and EMS.
• The events channels are in every PD and FD radio. (maybe more?)
• The 911 Emergency talkgroup is in every city radio, as well as WRTA buses. It is monitored by a Fire Department dispatcher. It usually is used by DPW workers or WRTA drivers to report MVAs or medical emergencies. During a recent disaster drill it was used for communication between the dispatcher and incident commander.

Talkgroup	Use	Comments	Confirmation/Reconfirmation
4353	Emergency Management		2016.03.31 ScanWorcester
4577 TDMA	Event A
4579 TDMA	Event B
4581 TDMA	Event C
4583	911 Emergency / Call in		2022.05.25 ecps92
4585	Fire / EMS / PD		2024.02.16 W1KNE

Airport Talkgroups

• Airport vehicles also have access to 120.5000 ORH Tower to talk to the tower while driving in/on the runway areas.
• Some of these Talkgroups will also appear on the Massport-Boston Zone

Talkgroup	Use	Comments	Confirmation/Reconfirmation
51	ORH Fire Department		2020.03.15 Sawyer100 (SNE Submitter)
85	MSP F PATROL 3	Also heard on analog Zone 8	2022.04.04 GaryS
179	ORH Security/ARFF		2016.09.11 mjd553
177	ORH Emergency		2016.08.01 WorcNews
183	ORH Maintenance		2020.03.15 Sawyer100 (SNE Submitter)
185	ORH Operations		2020.03.15 Sawyer100 (SNE Submitter)

Public Works Talkgroups

• All public works talkgroups are TDMA (Phase II).

Talkgroup	Use	Comments	Confirmation/Reconfirmation
4513 TDMA	DPW Snow Plows		2020.03.15 Sawyer100 (SNE Submitter)
4515 TDMA	DPW Garage		2020.03.15 Sawyer100 (SNE Submitter)
4517 TDMA	DPW Sewer Dept		2022.05.25 ecps92
4519 TDMA	DPW Street Dept		2022.05.25 ecps92
4521 TDMA	DPW Water Dept		2022.05.25 ecps92
4523 TDMA	DPW Engineering		2020.03.15 Sawyer100 (SNE Submitter)
4525 TDMA	DPW Water Filtration		2020.03.15 Sawyer100 (SNE Submitter)
4527 TDMA	DPW Sanitation		2024.02.16 W1KNE
4529 TDMA	DPW Parking		2022.05.25 ecps92
4531 TDMA	DPW - Parks Maintenance		2020.03.15 Sawyer100 (SNE Submitter)
4535 TDMA	DPW Cemeteries		2016.04.20
4537 TDMA	DPW Forestry		2022.05.25 ecps92

School Department Talkgroups

Talkgroup	Use	Comments	Confirmation/Reconfirmation
4561 TDMA	School Transport - A		2024.01.04 ecps92
4563 TDMA	School Transport - B
4565 TDMA	School Administration

Shrewsbury

• All TGs are Phase II/TDMA

Talkgroup	Use	Encrypted	Comments	Confirmation/Reconfirmation
4865 TDMA	Shrewsbury Fire	No	Patch with Shrewsbury 154.2350	2025.04.19 MASSBUSMARK
4867 TDMA	Shrewsbury Fire	No	Fire Ops A	2023.08.11 mjd553
4869 TDMA	Shrewsbury Fire	No	Fire Ops B
4871 TDMA	Shrewsbury Fire	No	Fire Ops C
4873 TDMA	Shrewsbury Fire	YES	Fire Tac 10
4875 TDMA	Shrewsbury Fire	No	Fire Training
4885 TDMA	Shrewsbury Police	No	Police Primary	2024.01.04 ecps92
4887 TDMA	Shrewsbury Police	No	Police Secondary
4901 TDMA	Howard W Beals School	No	Ch 01	2024.01.04 ecps92
4903 TDMA	Howard W Beals School	No	Ch 02
4905 TDMA	Shrewsbury DPW	No	Public Works
4907 TDMA	Shrewsbury DPW	No	Public Works
4913 TDMA	Shrewsbury Electric Cable	No	SELCO

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