Middlesex County EMS

Countywide Information

• BLS = Basic Life Support (Basic EMTs)
• INT = Intermediate Level Support
• ALS = Advanced Life Support (Paramedics)
• SMC: Saints Medical Center Paramedics (Formally GLEMS- Lowell)
• Note that town's fire frequencies are listed for Private Ambulance Companies providing 911 contracts unless noted.

EMS Provider Information

Community	EMS Providers	Frequency	Tone	Notes	Confirmation/Reconfirmations
Acton	BLS: Fire Dept	453.1750	D074
Acton	ALS: Emerson Hospital Paramedics	?
Arlington	BLS: Fire Dept	460.6000 R	82.5
Arlington	ALS: Armstrong Ambulance	TG:	T
Ashby	BLS: Fire Dept ALS: Townsend Fire	460.5000 R ---	91.5 ---
Ashland	BLS & ALS: Fire Dept	484.3875	123.0
Ayer	BLS & ALS: Fire Dept	470.4250	D065
Bedford	BLS: Fire Dept ALS: Armstrong Ambulance ALS:Action Ambulance ALS: Emerson Hospital Paramedics	453.7375 R --- --- ---	D125 --- --- ---
Belmont	ALS & BLS: Fire Dept Backup ALS: Armstrong Ambulance and Professional Ambulance	482.7750 ---	77.0 ---
Billerica	BLS & ALS: Police Dept	483.0875 R	146.2	P15: 24/7 P150: 0800-2000 Sun-Sun
Boxborough	BLS: Fire Dept ALS: Emerson Hospital Paramedics	46.5000 ---	100.0 ---
Burlington	BLS: Fire Dept ALS: Armstrong Ambulance	483.3625 R	131.8
Cambridge	BLS: Professional Ambulance ALS: Fire Dept	800MHz Trunked	--- ---
Carlisle	BLS: Fire Dept ALS: Emerson Hospital Paramedics	33.6600 ---	CSQ ---
Chelmsford	BLS: Trinity EMS ALS: SMC Paramedics	--- 482.7750	--- 88.5	Trinity A12-Chelmsford dedicated 911 BLS
Concord	BLS: Fire Dept ALS: Emerson Hospital Paramedics	483.5375 R ---	146.2 ---
Dracut	BLS: Patriot Ambulance ALS: SMC Paramedics	--- 154.4000	--- 146.2	Patriot A35: If call is ALS Criteria Patriot A34: If call is BLS Criteria
Dunstable	BLS: Trinity EMS ALS: SMC Paramedics	--- 33.6600	--- 141.3	Dispatched from Tyngsboro Base
Everett	BLS & ALS: Cataldo Ambulance	---	---
Framingham	BLS & ALS: AMR Ambulance	---	---
Groton	BLS: Groton EMS ALS: Ayer Fire ALS: Townsend Fire-EMS	155.9025 R 470.4250 453.9000 R	127.3 D065 173.8
Holliston	BLS: Fire Dept	470.4750 R	D065
Holliston	ALS: Events EMS	463.6250	88.5		2012.11.28
Hopkinton	BLS & ALS: Fire Dept	460.0875 R	D065		2013.06.19 N1BHH
Hudson	BLS & ALS: Patriot Ambulance	---	---	Paramedic 2
Lexington	BLS & ALS: Fire Dept	154.3400 R 482.0875 R	131.8 D271
Lincoln	BLS: Fire Dept ALS: Emerson Hospital Paramedics	470.8500 R ---	74.4 ---
Littleton	BLS: Fire Dept ALS: Emerson Hospital Paramedics	153.8150 ---	151.4 ---
Lowell	BLS: Trinity EMS ALS: SMC Paramedics	--- 154.2050 R	--- 186.2	Lowell EMS Info
Malden	BLS & ALS: Cataldo Ambulance	---	---
Marlborough	BLS & ALS: Patriot Ambulance	---	--	Paramedic 3: East Marlborough Paramedic 6: West Marlborough
Maynard	BLS: Fire Dept ALS: Emerson Hospital Paramedics	470.9000 ---	D065 ---
Medford	BLS & ALS: Armstrong Ambulance	---	---
Melrose	BLS & ALS: Cataldo Ambulance	---	---
Natick	BLS & ALS: Fire Dept	154.2050 R	107.2
Newton	BLS & ALS: Cataldo Ambulance	---	---
North Reading	BLS: Fire Dept ALS: Action Ambulance	453.9500 ---	D664 ---
Pepperell	BLS & INT: Fire Dept ALS: MedStar Ambulance ALS: Townsend Fire-EMS	33.5200 --- 453.9000 R	141.3 --- 173.8		2014.06.07 N1BHH
Reading	BLS & ALS: Fire Dept	483.4125 R	146.2
Sherborn	BLS & INT: Fire Dept ALS: AMR Ambulance	483.0875 ---	114.8 ---
Shirley	BLS & INT: Shirley EMS ALS: Ayer Fire	471.5000 R 470.4250	D114 D065	Switched to SFD UHF 471.5000(D114) for dispatch
Somerville	BLS & ALS: Cataldo Ambulance	---	---
Stoneham	BLS & ALS: Action Ambulance	---	---
Stow	BLS & INT: Stow EMS ALS: Patriot Ambulance	46.5000 ---	100.0 ---
Sudbury	BLS & INT: Fire Dept ALS: Emerson Hospital Paramedics	482.7500 ---	127.3 ---
Tewksbury	BLS: Fire Dept ALS: SMC Paramedics	483.7125 R ---	100.0 ---
Townsend	BLS & ALS: Townsend Fire-EMS	Tac 1: 453.9000 R Tac 3: 453.7250 R	173.8 131.8		2014.06.07 N1BHH
Tyngsborough	BLS: Trinity EMS ALS: SMC Paramedics	--- 484.3750	--- 167.9	Trinity A14- Dedicated Tyngsboro 911 BLS
Wakefield	BLS & ALS: Action Ambulance	---	---
Waltham	BLS & ALS: AMR Ambulance	---	---
Watertown	BLS: Fire Dept ALS: Armstrong Ambulance	483.7125 ---	131.8 ---
Wayland	BLS: Fire Dept ALS: AMR Ambulance ALS: Emerson Hospital Paramedics	483.4125 --- ---	203.5 --- ---
Westford	BLS & ALS Fire Dept	471.3250 R	107.2
Weston	BLS: Fire Dept ALS: Emerson Hospital Paramedics ALS: AMR Ambulance	154.1600 R --- ---	94.8 --- ---
Wilmington	BLS: Fire Dept ALS: Action Ambulance	154.2875 R ---	D025 ---
Winchester	BLS & ALS: Fire Dept	483.6875	131.8
Woburn	BLS: Fire Dept ALS: Action Ambulance	483.6125 ---	131.8 ---

CMED Information

Middlesex EMS Agencies and Hospitals are handled by 3 different CMED's
As of 2012 Merrimack Valley CMED is completing Narrowband conversion and at the same time changing PL Tones to 123.0 Hz
As of December 31, 2012 Boston CMED is still in the Narrow-banding conversion and at the same time changing PL Tones to 136.5 Hz.
It is not known as to the availability of Med 9 and Med 10 for Non Boston EMS users, as these two channels have different tones and different designations by Boston EMS

Agency	Frequency/System	Type	Tone	Use/Notes	Confirmation/ReConfirmations
CMED-Med 1	463.0000 468.0000	D
CMED-MED 12	463.0125 468.0125	D
CMED-Med 2	463.0250 468.0250	D		Cambridge Hospital	2012.12.15 ecps92
CMED-MED 22	463.0375 468.0375	D
CMED-Med 3	463.0500 468.0500	D	136.5	Winchester Hospital	2013.01.30 ecps92
CMED-MED 32	463.0625 468.0625	D
CMED-Med 4	463.0750 468.0750	D		Call in Frequency
CMED-MED 42	463.0875 468.0875	D	123.0	Call in Frequency for North Shore	2013.09.07 ecps92
CMED-Med 5	463.1000 468.1000	D
CMED-MED 52	463.1125 468.1125	D
CMED-Med 6	463.1250 468.1250	D
CMED-MED 62	463.1375 468.1375	D
CMED-Med 7	463.1500 468.1500	D	123.0	Melrose Hospital	2014.03.22 ecps92
CMED-Med 7	463.1500 468.1500	D	123.0	Whidden Hospital	2013.09.07 ecps92
CMED-MED 72	463.1625 468.1625	D
CMED-Med 8	463.1750 468.1750	D
CMED-MED 82	463.1875 468.1875	D
CMED-Med 9	462.9500	R	123.0	Lawrence General Paramedics Disp	2012.11.28
CMED-MED 92	462.9625 467.9625	D
CMED-Med 10	462.9750	R
CMED-MED 102	462.9875	R	123.0	Statewide Med 102 MCI Channel Northeast CMED Interop with Municipal EMS Disp and Private EMS Disp	2012.11.28

Middlesex County Fire Departments Middlesex County Police Departments Middlesex County EMS Middlesex County Sheriff Department State Police in Middlesex County Middlesex County Municipal Departments and Utilities

Main Page Statewide Portal How to Add Info