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Allenstown Police Frequencies

We do not have frequencies listed specifically for Allenstown in Merrimack County, New Hampshire yet. Countywide channels for Merrimack County that may also cover this area are shown below when we have them. The closest trunked radio site we have is Manchester Simulcast (Manchester), about 16 miles away.

About Allenstown Police Frequencies

  • 2 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
  • 3 conventional channels use a digital mode (P25), which needs a scanner that decodes that mode.

Merrimack County channels that also cover Allenstown

Dispatch

AgencyDescriptionFrequency (MHz)ToneModeFCC
CorrectionsDepartment of Corrections Primary155.7300
In 158.8875
156.7 PLFMNWPJQ729
Merrimack County SheriffDispatch "West"155.6850
In 155.1300
NAC 117P25KRK930
Merrimack County SheriffSheriff Dspatch "East"155.7000NAC 117P25KRK930

Talk-around & Car-to-Car

AgencyDescriptionFrequency (MHz)ToneModeFCC
Merrimack County SheriffDispatch "East" Simulcast159.0900
In 155.0400
NAC 317P25WQA717

Jails & Corrections

AgencyDescriptionFrequency (MHz)ToneModeFCC
CorrectionsMen's State Prison155.6550
In 151.4900
141.3 PLFMNKWF785

Nearest trunked radio sites

Distances are measured from the center of Allenstown.

Manchester Simulcast · Manchester
RFSS 1 · Site 1 (hex 1) · NAC 8A1 · about 16 mi away
Control 857.9375, 858.2125, 858.4875, 859.4875
Voice 854.0625, 854.9875, 856.2125, 856.4875, 856.7625, 857.2375, 857.4875
Colonial Drive · Litchfield
Site 1 (hex 1) · about 23 mi away
Voice 453.15, 453.5
Highlander Ct · Litchfield
Site 2 (hex 2) · about 23 mi away
Voice 460.1875, 460.525
What do these numbers mean?
Control channel
The frequency your scanner listens to first. It tells the scanner where each voice call is happening, so program it before anything else.
Voice
The other frequencies the site uses for calls. A trunking scanner follows them automatically once it has the control channel.
Site
One tower location of the system. Scanners show the number in decimal or hex, so both are listed.
RFSS (Radio Frequency Sub-System)
A group of sites run by the same controller. Large Project 25 systems can have several.
NAC (Network Access Code)
A hex code the site transmits. Your scanner can use it to ignore other systems on the same frequency.
Talkgroup
A virtual channel on a trunked system, such as one agency’s dispatch. Programming uses the decimal or hex number, depending on your scanner.

Common questions

What frequency do the police use in Allenstown?

We do not have a dispatch channel listed specifically for Allenstown. County-level dispatch channels in the same county: Merrimack County Sheriff 155.6850 MHz (NAC 117); Merrimack County Sheriff 155.7000 MHz (NAC 117).