About Grand Marsh Police Frequencies
- 3 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
- 1 conventional channel uses a digital mode (P25), which needs a scanner that decodes that mode.
- Trunked radio systems that carry law-enforcement traffic here: WISCOM: 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 Grand Marsh, start with the Oxford site of WISCOM, about 3 miles away. Its control channels: 139.8125, 152.1275, 152.5025 MHz.
- 1 listed entry is marked encrypted. No scanner can decode encrypted audio.
Adams County channels that also cover Grand Marsh
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Adams County Sheriff | Adams County Sheriff – Dispatch | 154.7550 In 156.0900 | 173.8 PL | FMN | KNCN224 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Adams County Sheriff | Adams County Sheriff – Tactical Channel | 159.0900 | 073 DPL | FMN | — |
| Adams County Sheriff | Adams County Sheriff – Tactical Channel | 159.0900 | NAC 293 | P25 Encrypted | — |
Jails & Corrections
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Adams County Jail | Jail | 154.8000 | 465 DPL | FMN | WPIC969 |
WISCOM
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Adams County Sheriff | Adams County Sheriff's Office | 21501 | 53fd | D |
Nearest trunked radio sites
Distances are measured from the center of Grand Marsh.
Oxford · WISCOM
RFSS 1 · Site 5 (hex 5) · NAC B06 · about 3 mi away
Control 139.8125, 152.1275, 152.5025
Voice 155.52, 155.61
DHS Sand Ridge · WISCOM
RFSS 1 · Site 222 (hex DE) · NAC B0C · about 19 mi away
Control 858.9375, 859.9375
Voice 856.1375, 856.9375
Rome · WISCOM
RFSS 1 · Site 35 (hex 23) · NAC B0A · about 20 mi away
Control 139.2125, 152.1575, 152.7125
Voice 152.0375, 155.43
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 Grand Marsh?
We do not have a dispatch channel listed specifically for Grand Marsh. County-level dispatch channels in the same county: Adams County Sheriff 154.7550 MHz (173.8 PL).