About Bolo 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: STARCOM21 Statewide Illinois: 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 Bolo, start with the DuQuoin site of STARCOM21 Statewide Illinois, about 19 miles away. Its control channels: 852.4375, 852.9625 MHz.
- 1 listed entry is marked encrypted. No scanner can decode encrypted audio.
Washington County channels that also cover Bolo
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Washington County Sheriff | Washington County Sheriff – Dispatch | 151.4600 In 159.0000 | NAC 293 | P25 Encrypted | WQSL522 |
| Washington County Sheriff | Rural Law Dispatch | 155.6250 In 159.1500 | 179.9 PL | FMN | KFM399 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Washington County Sheriff | Car-to-Car | 156.0300 | FMN | KFM399 | |
| Washington County Sheriff | Low Power | 156.1500 | FMN | KA41807 |
STARCOM21 Statewide Illinois
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Washington County Sheriff | Washington County Sheriff – Dispatch | 5376 | 1500 | D |
Nearest trunked radio sites
Distances are measured from the center of Bolo.
DuQuoin · STARCOM21 Statewide Illinois
RFSS 3 · Site 18 (hex 12) · NAC 140 · about 19 mi away
Control 852.4375, 852.9625
Voice 851.9125, 855.3625, 858.9125
Good Samaritan Hospital · Mt Vernon IL Public Safety
Site 3 (hex 3) · about 21 mi away
Voice 151.295
Crossroads Hospital · Mt Vernon IL Public Safety
Site 1 (hex 1) · about 21 mi away
Voice 151.475
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 Bolo?
We do not have a dispatch channel listed specifically for Bolo. County-level dispatch channels in the same county: Washington County Sheriff 151.4600 MHz (NAC 293); Washington County Sheriff 155.6250 MHz (179.9 PL).