About Rainy Creek/Cheyenne Police Frequencies
- 7 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
- 5 conventional channels use a digital mode (P25), which needs a scanner that decodes that mode.
- Trunked radio systems that carry law-enforcement traffic here: South Dakota State Radio System: 9 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 Rainy Creek/Cheyenne, start with the Enning site of South Dakota State Radio System, about 25 miles away. Its control channels: 156.225, 159.225, 159.645 MHz.
- 4 listed entries are marked encrypted. No scanner can decode encrypted audio.
Pennington County channels that also cover Rainy Creek/Cheyenne
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Pennington County Sheriff | Hill City Digital Backup | 155.4150 In 155.9700 | NAC 293 | P25 | WPTF942 |
| Pennington County Sheriff | Backup Repeater Digital/Backup | 155.5500 In 154.7550 | NAC 293 | P25 | WNAV778 |
| Pennington County Sheriff | Backup Repeater/Backup | 155.5500 In 154.7550 | 192.8 PL | FMN | WNAV778 |
| Pennington County Sheriff | Keystone Digital Backup | 155.6100 In 159.3375 | NAC 293 | P25 | WNAV778 |
| Pennington County Sheriff | Rapid City/ElkVale Digital Backup | 155.6700 In 158.9700 | NAC 293 | P25 | WNAV778 |
| Pennington County Sheriff | Rapid City/Elk Vale Backup | 155.6700 In 158.9700 | 100.0 PL | FMN | WNAV778 |
| Pennington County Sheriff | Wall/Backup | 158.7900 In 154.8000 | 141.3 PL | FMN | WNAV778 |
| Pennington County Sheriff | Wall Digital/Backup | 158.7900 In 154.8000 | NAC 293 | P25 | WNAV778 |
Talk-around & Car-to-Car
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Pennington County Sheriff | Mobile Extender | 155.3100 | 100.0 PL | FMN | WNAV778 |
Jails & Corrections
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| County Services | Juvenile Authority | 151.0400 In 153.8750 | 192.8 PL | FMN | WPTY410 |
| Pennington County Sheriff | Detention Center | 453.1500 In 458.1500 | 123.0 PL | FMN | KNIK271 |
| Pennington County Sheriff | Detention Center | 453.8000 In 458.8000 | 179.9 PL | FMN | WPBE770 |
South Dakota State Radio System
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Pennington County Sheriff | Sheriff 5 Tactical | 874 | 36a | D |
| Pennington County Sheriff | Pennington County Sheriff – Tactical Channel | 1826 | 722 | D |
| Pennington County Sheriff | Administration | 845 | 34d | D |
| Pennington County Sheriff | Sheriff 3 Court Security & Inmate Transport | 858 | 35a | D |
| Pennington County Sheriff | Search and Rescue | 868 | 364 | D |
4 encrypted talkgroups (cannot be monitored)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Pennington County Sheriff | SD School of Mines Law Dispatch | 2520 | 9d8 | D Encrypted |
| Pennington County Sheriff | SWAT Team | 881 | 371 | D Encrypted |
| Pennington County Sheriff | SWAT Team | 882 | 372 | D Encrypted |
| Pennington County Sheriff | Sheriff 4 Car to Car | 877 | 36d | D Encrypted |
Nearest trunked radio sites
Distances are measured from the center of Rainy Creek/Cheyenne.
Enning · South Dakota State Radio System
RFSS 1 · Site 23 (hex 17) · NAC 470 · about 25 mi away
Control 156.225, 159.225, 159.645
Voice 157.92, 159.945
Billsburg · South Dakota State Radio System
RFSS 1 · Site 6 (hex 6) · NAC 470 · about 25 mi away
Control 159.18, 159.96
Voice 159.36, 159.66
Wall · South Dakota State Radio System
RFSS 1 · Site 48 (hex 30) · NAC 470 · about 28 mi away
Control 155.535, 157.98, 158.52
Voice 157.83, 158.67
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 Rainy Creek/Cheyenne?
We do not have a dispatch channel listed specifically for Rainy Creek/Cheyenne. County-level dispatch channels in the same county: Pennington County Sheriff 155.4150 MHz (NAC 293); Pennington County Sheriff 155.5500 MHz (NAC 293); Pennington County Sheriff 155.5500 MHz (192.8 PL); Pennington County Sheriff 155.6100 MHz (NAC 293).