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Mississippi County Police Frequencies

Mississippi County in Missouri has 0 countywide conventional frequencies and 1 countywide talkgroup in our database. Use the list of 13 cities and communities below for local police departments.

About Mississippi County Police Frequencies

  • Trunked radio systems that carry law-enforcement traffic here: Missouri Statewide Wireless Interoperable Network (MOSWIN): 1 talkgroup. A trunking scanner is required, and it must support the system type shown.
  • To follow a trunked system, program a control channel first. For Mississippi County, start with the Charleston site of Missouri Statewide Wireless Interoperable Network (MOSWIN). Its control channels: 159.21, 169.6625, 170.6 MHz.

Mississippi County trunked talkgroups

Missouri Statewide Wireless Interoperable Network (MOSWIN)

AgencyDescriptionTalkgroupHexMode
Mississippi County SheriffMississippi County Sheriff – Dispatch561515efD

Radio system sites in Mississippi County

Program the control channel first; your scanner finds the voice channels from it.

Charleston · Missouri Statewide Wireless Interoperable Network (MOSWIN)
RFSS 3 · Site 32 (hex 20) · NAC 1C5
Control 159.21, 169.6625, 170.6, 171.3875
Voice 155.715, 159.015
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.

Cities & communities in Mississippi County

Common questions

Are Mississippi County police talkgroups encrypted?

None of the 1 talkgroups listed for Mississippi County are marked encrypted.