Middlesex County Fire Departments (Mutual Aid Districts 6 and 14)

Fire departments in Middlesex County are in either Mutual Aid District 6 (North Middlesex County), District 14 (South Middlesex County), or District 13 (Metro fire). To confuse matters more, some towns have communications on more than one Regional system. Mutual aid frequencies are listed below, followed by individual town listings. Natick is the control for District 6.

Frequency	PL	Designation
33.66	CSQ	North Middlesex County (District 6)
483.6375	156.7	North Middlesex County (District 6)
33.98	127.3	South Middlesex County (District 14)
46.36	100.0	South Middlesex County (District 14)
483.7125	114.8	South Middlesex County (District 14)
483.2875	131.8	MetroFire Dispatch (District 13 White)
483.3125	131.8	MetroFire Fire Ground (District 13 Red)
483.2625	131.8	MetroFire Hazmat (District 13 Blue)

Town	Frequency	PL	Designation	District(s)
Acton Fire	453.175	D-074	Channel 1	6, 14
Acton Fire	46.40	100	channel 2
Arlington Fire	460.60	82.5	Metro fire 1	13
Ashland Fire	484.3875	123.0		14
Bedford Fire	453.7375	D-125	New Dispatch	6
Bedford Fire	154.340	131.8		6
Belmont Fire	154.130	100.0	Dispatch	13
Belmont Fire	153.770	100.0	Channel 2
Belmont Fire	482.775	77.0	New channel
Billerica Fire	483.475	74.4	New Dispatch
Billerica Fire	33.66			6
Billerica Fire	33.76			6
Burlington Fire	483.3625	131.8	Metro fire 1	6,13
Burlington Fire	154.340
Cambridge Fire	154.355	146.2	Simulcast of Fire Dispatch	6,13
Cambridge Fire	471.31250	131.8	New Simulcast Frequency	6,13
Cambridge Fire	852.2625		Channel 16
Cambridge Fire	852.4875		Channel 14
Carlisle Fire	33.66		Dispatch	6
Carlisle Fire	33.44		Fireground
Chelmsford Fire	482.775	88.5	Dispatch (new)	6
Chelmsford Fire	33.76	186.2	Dispatch	6
Concord Fire	482.5375	D-054	Dispatch	6, 14
ConcordFire	483.7125S	250.3	Channel 2
Concord Fire	46.40	100	Mutual Aid
Concord Fire	453.3875		New License
Concord Fire	46.5	100	Mutual Aid
Dracut Fire	154.400	146.2	Dispatch	6
Dracut Fire	155.055		Channel 2
Dunstable Fire	33.52			6
Framingham Fire	483.7625	114.8	Dispatch	14
Framingham Fire	483.5625	114.8	Fire Ground
Hanscom AFB	163.535		Dispatch
Holliston Fire	46.46	100.0	Dispatch	14
Holliston Fire	470.475		New Frequency
Hopkington Fire	460.0875	D-065	New Frequency	14
Hopkington Fire	46.46	136.5
Hopkington Fire	471.050		New License
Hudson Fire	460.525		New Frequency	14
Hudson Fire	460.575		New Frequency	14
Hudson Fire	33.98	100.0	Dispatch	14
Lexington Fire	154.340	131.8	Metrofire1	13
Lincoln Fire	154.145	107.2		14
Lincoln Fire	470.850	74.4	New Frequency	14
Littleton Fire	33.66		Dispatch	6
Littleton Fire	33.76		Fire Ground	6
Littleton Fire	153.815	151.4		6
Lowell Fire	154.205R	186.2	Dispatch	6
Lowell Fire	153.830	186.2	Fire Ground
Lowell Fire	33.66
Lowell Fire	154.01	186.2	Channel 2
Lowell Fire	453.125	192.8	Fire – Police Tie
Malden Fire	154.25	179.9	Metro fire 1	13
Malden Fire	153.830		Fire Ground
Marlboro Fire	858.4625R	D-023	Channel 1	14
Marlboro Fire	858.4625S	D-023	Channel 2
Marlboro Fire	856.4625R	D-023	Channel 3
Marlboro Fire	856.4625S	D-023	Channel 4
Marlboro Fire	46.42
Marlboro Fire	46.36
Maynard Fire	46.50	100.0	Dispatch	14
Maynard Fire	46.40	100.0	Fire Ground
Maynard Fire	33.98
Maynard Fire	470.900	D-065	New Dispatch	14
Medford Fire	483.2875	131.8	MetroFire	13
Melrose Fire	159.405R	74.4	Metro fire 1	13
Melrose Fire	153.830		Fire Ground
Natick Fire	154.205R	107.2	Dispatch	14
Natick Fire	155.310R	107.2	Fire Ground
Newton Fire	483.4625	131.8	Metro fire 1	13
N. Reading Fire*	453.950	136.5		6
Pepperell Fire	453.550		New Dispatch?	6
Pepperell Fire	33.52	67.0
Reading Fire	483.4125	146.2	MetroFire 1	6, 13
Reading Fire	46.06	156.7
Reading Fire	46.34	156.7
Sherborn Fire	483.0875	114.8	Dispatch	14
Shirley Fire	46.14