About Kaskaskia Police Frequencies
- 4 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
- 3 conventional channels use a digital mode (P25, NXDN48), which needs a scanner that decodes those modes.
- 1 listed entry is marked encrypted. No scanner can decode encrypted audio.
Fayette County channels that also cover Kaskaskia
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Fayette County Sheriff | Units / Car-to-Car | 155.6850 In 158.9400 | NAC D8A | P25 | WSKM640 |
| Fayette County Sheriff | Dispatcher (Simulcast) | 155.6850 In 158.9400 | NAC D8A | P25 | WRTF884 |
| Fayette County Sheriff | Mobile Extenders (CSQ) | 173.2875 | CSQ | FMN | WSKM640 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Saint Elmo Police | Saint Elmo Police – Tactical Channel | 460.0250 | FMN | KNIB610 |
Jails & Corrections
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Fayette County Sheriff | Corrections – Operations | 153.4075 In 158.4075 | 100.0 PL | FMN | — |
| Vandalia Correctional Center [K-15] | Operations | 453.3500 In 458.3500 | 127.3 PL | FMN | KYG731 |
| Vandalia Correctional Center [K-15] | Operations – Primary | 453.8750 In 458.8750 | RAN 15 | NXDN48 Encrypted | KYG731 |
Nearest trunked radio sites
Distances are measured from the center of Kaskaskia.
Vandalia · STARCOM21 Statewide Illinois
RFSS 3 · Site 30 (hex 1E) · NAC 14A · about 6 mi away
Control 851.975, 852.8125, 853.3375
Voice 851.45, 853.9125, 854.1875
Greenville · STARCOM21 Statewide Illinois
RFSS 3 · Site 60 (hex 3C) · NAC 144 · about 17 mi away
Control 851.5875, 852.8, 853.25
Voice 851.125, 853.725
Primary · Federal Correctional Institution Greenville
Site 1 (hex 1) · about 18 mi away
Control 407.4125, 408.2125, 408.25, 408.8125, 409.4125
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 Kaskaskia?
We do not have a dispatch channel listed specifically for Kaskaskia. County-level dispatch channels in the same county: Fayette County Sheriff 155.6850 MHz (NAC D8A); Fayette County Sheriff 155.6850 MHz (NAC D8A); Fayette County Sheriff 173.2875 MHz (CSQ).