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Aldrich Police Frequencies

We do not have frequencies listed specifically for Aldrich in Polk County, Missouri yet. Countywide channels for Polk County that may also cover this area are shown below when we have them. The closest trunked radio site we have is Bolivar 700 (Missouri Statewide Wireless Interoperable Network (MOSWIN)), about 8 miles away.

About Aldrich Police Frequencies

  • 1 conventional channel is analog FM, so any scanner can receive it. Enter the frequency and set the tone shown in the table.
  • 2 conventional channels use a digital mode (NXDN96), which needs a scanner that decodes that mode.

Polk County channels that also cover Aldrich

Dispatch

AgencyDescriptionFrequency (MHz)ToneModeFCC
Polk County SheriffPolk County Sheriff – Dispatch – South151.2875
In 159.0000
RAN 5NXDN96WSGZ560
Polk County SheriffPolk County Sheriff – Dispatch – North155.4900
In 159.0900
RAN 10NXDN96WSGZ560

Tactical

AgencyDescriptionFrequency (MHz)ToneModeFCC
Polk County SheriffTalk-Around155.4900100.0 PLFMNWSGZ560

Nearest trunked radio sites

Distances are measured from the center of Aldrich.

Bolivar 700 · Missouri Statewide Wireless Interoperable Network (MOSWIN)
RFSS 1 · Site 66 (hex 42) · NAC 1C2 · about 8 mi away
Control 773.04375, 773.29375
Voice 773.54375, 773.79375, 774.04375, 774.29375
Arcola · Missouri Statewide Wireless Interoperable Network (MOSWIN)
RFSS 1 · Site 3 (hex 3) · NAC 1C3 · about 20 mi away
Control 161.875, 169.65
Voice 154.695, 154.9125, 161.99375
Fair Grove · Missouri Statewide Wireless Interoperable Network (MOSWIN)
RFSS 1 · Site 10 (hex A) · NAC 1CA · about 25 mi away
Control 155.8725, 161.8875
Voice 154.6725, 161.8, 171.4375, 172.4625
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 Aldrich?

We do not have a dispatch channel listed specifically for Aldrich. County-level dispatch channels in the same county: Polk County Sheriff 151.2875 MHz (RAN 5); Polk County Sheriff 155.4900 MHz (RAN 10).