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Piedra Police Frequencies

We do not have frequencies listed specifically for Piedra in Hinsdale County, Colorado yet. Countywide channels for Hinsdale County that may also cover this area are shown below when we have them. The closest trunked radio site we have is Oak Brush Hill (State of Colorado DTRS), about 18 miles away.

About Piedra 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: State of Colorado DTRS: 2 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 Piedra, start with the Oak Brush Hill site of State of Colorado DTRS, about 18 miles away. Its control channels: 851.8625, 852.625, 853.6125 MHz.

Hinsdale County channels that also cover Piedra

Dispatch

AgencyDescriptionFrequency (MHz)ToneModeFCC
Hinsdale County SheriffHinsdale County Sheriff – Dispatch159.3450
In 153.9050
FMNWPHU813

Tactical

AgencyDescriptionFrequency (MHz)ToneModeFCC
Hinsdale County SheriffHinsdale County Sheriff – Tactical Channel155.7750FMNKNET688

State of Colorado DTRS

AgencyDescriptionTalkgroupHexMode
Hinsdale County SheriffHinsdale County Sheriff – Dispatch862121adD
Hinsdale County SheriffHinsdale County Sheriff – Tactical Channel862221aeD

Nearest trunked radio sites

Distances are measured from the center of Piedra.

Oak Brush Hill · State of Colorado DTRS
RFSS 5 · Site 19 (hex 13) · NAC D13 · about 18 mi away
Control 851.8625, 852.625, 853.6125, 853.85
Voice 851.1625, 851.3875, 855.2125
Wolf Creek Pass · State of Colorado DTRS
RFSS 5 · Site 27 (hex 1B) · NAC D1B · about 20 mi away
Control 851.4, 852.2, 852.4125, 853.0625
Voice 851.0375, 854.6875, 854.9875
Grassy Mountain · State of Colorado DTRS
RFSS 5 · Site 71 (hex 47) · NAC D17 · about 22 mi away
Control 851.8375, 852.3375, 852.825, 853.2875
Voice 851.1375, 851.325, 855.4875
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 Piedra?

We do not have a dispatch channel listed specifically for Piedra. County-level dispatch channels in the same county: Hinsdale County Sheriff 159.3450 MHz.