About Windham 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: Montana Public Safety Communications System: 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 Windham, start with the Lewistown site of Montana Public Safety Communications System, about 29 miles away. Its control channels: 155.07, 155.85 MHz.
Judith Basin County channels that also cover Windham
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Judith Basin County Sheriff | Judith Basin County Sheriff – Dispatch | 153.9350 In 158.8650 | 114.8 PL | FMN | WPRW735 |
Talk-around & Car-to-Car
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Judith Basin County Sheriff | Judith Basin County Sheriff – Alternate | 154.8150 | 114.8 PL | FMN | KOA986 |
Montana Public Safety Communications System
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Judith Basin County Sheriff | Judith Basin County Sheriff – Dispatch | 6357 | 18d5 | D |
Nearest trunked radio sites
Distances are measured from the center of Windham.
Lewistown · Montana Public Safety Communications System
RFSS 1 · Site 41 (hex 29) · NAC 160 · about 29 mi away
Control 155.07, 155.85
Voice 154.74, 155.595
Highwood Baldy · Montana Public Safety Communications System
RFSS 1 · Site 28 (hex 1C) · NAC 165 · about 31 mi away
Control 154.725, 154.98
Voice 155.43, 155.685, 161.9125
Lewistown 800 · Montana Public Safety Communications System
RFSS 1 · Site 57 (hex 39) · NAC 160 · about 34 mi away
Control 851.6, 852.775
Voice 851.075, 851.325
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 Windham?
We do not have a dispatch channel listed specifically for Windham. County-level dispatch channels in the same county: Judith Basin County Sheriff 153.9350 MHz (114.8 PL).