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
Acton	BLS: Fire Dept ALS: Emerson Hospital Paramedics	453.1750	D074
Arlington	BLS: Fire Dept ALS: Armstrong Ambulance	460.6000 ---	82.5 ---
Ashby	BLS: Fire Dept ALS: Patriot Ambulance	155.715R ---	94.8 ---	Townsend Fire: Backup Medics (Rare)
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	453.7375R --- --- ---	D125 --- --- ---
Belmont	BLS: Fire Dept ALS: Armstrong Ambulance	482.7750 ---	77.0 ---
Billerica	BLS & ALS: Police Dept	483.0875R	146.2
Boxborough	BLS: Fire Dept ALS: Emerson Hospital Paramedics	46.5000	100.0
Burlington	BLS: Fire Dept ALS: Armstrong Ambulance	483.3625R	131.8
Cambridge	BLS: Professional Ambulance ALS: Fire Dept	472.1875 800MHz Trunked	--- ---
Carlisle	BLS: Fire Dept ALS: Emerson Hospital Paramedics	33.6600	CSQ
Chelmsford	BLS: Trinity EMS ALS: SMC Paramedics	--- 482.7750	--- 88.5	A-12
Concord	BLS: Fire Dept ALS: Emerson Hospital Paramedics	483.5375R	D054
Dracut	BLS: Patriot Ambulance ALS: SMC Paramedics	--- 154.4000	--- 146.2
Dunstable	BLS: Trinity Ambulance ALS: SMC Paramedics	--- 33.6600	--- 141.3	A-14 Dispatched from Tyngsoboro Base
Everett	BLS & ALS: Cataldo Ambulance	---	---
Framingham	BLS & ALS: AMR Ambulance	---	---
Groton	BLS: Groton EMS ALS: Ayer Fire ALS: Townsend Fire-EMS	155.9025R 470.4250 453.9000R	127.3 D065 173.8
Holliston	BLS: Fire Dept ALS: Events EMS	470.4750 463.6250	D065 88.5
Hopkinton	BLS & ALS: Fire Dept	460.0875R	D065
Hudson	BLS & ALS: Patriot Ambulance	---	---
Lexington	BLS & ALS: Fire Dept	154.3400R 482.0875R	131.8 D271
Lincoln	BLS: Fire Dept ALS: Emerson Hospital Paramedics	470.8500R	74.4
Littleton	BLS: Fire Dept ALS: Emerson Hospital Paramedics	153.8150	151.4
Lowell	BLS: Trinity EMS ALS: SMC Paramedics	--- 154.2050R	--- 186.2	Lowell EMS Info
Malden	BLS & ALS: Cataldo Ambulance	---	---
Marlborough	BLS & ALS: Patriot Ambulance	---	---
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	154.205R	107.2
Newton	BLS & ALS: Cataldo Ambulance	---	---
North Reading	BLS: Fire Dept ALS: Action Ambulance	453.9500 ---	136.5 ---
Pepperell	BLS & INT: Fire Dept ALS: MedStar Ambulance ALS: Townsend Fire-EMS	33.5200 --- 453.9000R	141.3 --- 173.8
Reading	BLS & ALS: Fire Dept	483.4125R	146.2
Sherborn	BLS & INT: Fire Dept ALS: AMR Ambulance	483.0875 ---	114.8 ---
Shirley	BLS & INT: Shirley EMS ALS: Ayer Fire	155.5350R 470.4250	131.8 D065	Will be switching to SFD UHF 471.5000(D-114) for dispatch
Somerville	BLS & ALS: Cataldo Ambulance	---	---
Stoneham	BLS & ALS: Action Ambulance	---	---
Stow	BLS & INT: Stow EMS ALS: Emerson Hospital Paramedics	46.5000	100.0
Sudbury	BLS & INT: Fire Dept ALS: Emerson Hospital Paramedics	482.7500	127.3
Tewksbury	BLS: Fire Dept ALS: SMC Paramedics	483.7125R	100.0
Townsend	BLS & ALS: Townsend Fire-EMS	Tac 1: 453.9000R Tac 3: 453.7250R	173.8 131.8
Tyngsborough	BLS: Trinity Ambulance ALS: SMC Paramedics	--- 484.3750	--- 167.9	A-14
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: Fire Dept ALS: Emerson Hospital Paramedics	471.3250R	107.2
Weston	BLS: Fire Dept ALS: Emerson Hospital Paramedics ALS: AMR Ambulance	154.1600R --- ---	94.8 --- ---
Wilmington	BLS: Fire Dept ALS: Action Ambulance	154.2875R ---	D025 ---
Winchester	BLS & ALS: Fire Dept	483.6875	131.8
Woburn	BLS: Fire Dept ALS: Action Ambulance	483.6125 ---	131.8 ---

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