About Marshall County 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.
- Trunked radio systems that carry law-enforcement traffic here: Mississippi Wireless Information Network (MSWIN): 6 talkgroups. A trunking scanner is required, and it must support the system type shown.
- To follow a trunked system, program a control channel first. For Marshall County, start with the Laws Hill site of Mississippi Wireless Information Network (MSWIN). Its control channels: 770.45625, 770.70625, 770.95625 MHz.
- 1 listed entry is marked encrypted. No scanner can decode encrypted audio.
Marshall County conventional frequencies
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Marshall County Sheriff | Marshall Sheriff Dispatch | 154.7850 In 156.1950 | 241.8 PL | FMN | KLA642 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Marshall County Sheriff | Marshall Sheriff Secondary | 155.8050 In 159.1200 | 241.8 PL | FMN | KLA642 |
Marshall County trunked talkgroups
Mississippi Wireless Information Network (MSWIN)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Marshall County Sheriff | Marshall County Sheriff – Tactical Channel | 54650 | d57a | T |
| Marshall County Sheriff | S.W.A.T. | 54652 | d57c | T |
| Marshall County Sheriff | Operations | 54642 | d572 | T |
| Marshall County Sheriff | Car to Car | 54648 | d578 | T |
| Marshall County Sheriff | Investigators | 54654 | d57e | T |
1 encrypted talkgroup (cannot be monitored)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Marshall County Sheriff | Marshall County Sheriff – Dispatch | 54646 | d576 | T Encrypted |
Radio system sites in Marshall County
Program the control channel first; your scanner finds the voice channels from it.
Laws Hill · Mississippi Wireless Information Network (MSWIN)
RFSS 3 · Site 27 (hex 1B) · NAC 2A0
Control 770.45625, 770.70625, 770.95625
Voice 770.20625, 772.58125, 772.88125
Holly Springs · Mississippi Wireless Information Network (MSWIN)
RFSS 3 · Site 28 (hex 1C) · NAC 2A4
Control 774.29375, 774.54375, 774.79375
Voice 771.50625, 771.80625, 774.04375
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 Marshall County
Common questions
What frequency do the police use in Marshall County?
Dispatch channels listed for Marshall County: Marshall County Sheriff 154.7850 MHz (241.8 PL).
Are Marshall County police talkgroups encrypted?
1 of the 6 talkgroups listed for Marshall County are marked fully or partly encrypted; a scanner cannot decode encrypted audio.