About Phelps County Police Frequencies
- 6 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: Missouri Statewide Wireless Interoperable Network (MOSWIN): 6 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 Phelps County, start with the Rolla site of Missouri Statewide Wireless Interoperable Network (MOSWIN). Its control channels: 169.65, 170.9375 MHz.
Phelps County conventional frequencies
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Missouri University of Science and Technology (Rolla) Police | Missouri University of Science and Technology (Rolla) Police – Alternate (to MOSWIN) | 155.5350 | 91.5 PL | FMN | KIZ657 |
| Phelps County Sheriff Backup | Sheriff/Rural Law (Rare use) | 155.7750 In 159.3300 | 123.0 PL | FMN | WPSQ632 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Phelps County Sheriff Backup | Car-to-Car | 156.1500 | 123.0 PL | FMN | — |
Jails & Corrections
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Phelps County Sheriff Unconfirmed | Jail – Mobile Extenders | 151.2425 | FMN | WQAY753 | |
| Phelps County Sheriff Unconfirmed | Jail | 153.9350 | FMN | WQAY753 | |
| Phelps County Sheriff | Jail (in use) | 155.0625 In 153.7625 | FMN | WQAY753 |
Phelps County trunked talkgroups
Missouri Statewide Wireless Interoperable Network (MOSWIN)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Phelps County Sheriff | Missouri University of Science and Technology Police – Dispatch | 6215 | 1847 | D |
| Phelps County Sheriff | Sheriff 1 – Dispatch | 6217 | 1849 | D |
| Phelps County Sheriff | Sheriff 2 | 6218 | 184a | D |
| Phelps County Sheriff | SWAT | 6219 | 184b | D |
| Phelps County Sheriff | SWAT – All | 6222 | 184e | D |
| Phelps County Sheriff | Operations | 6226 | 1852 | D |
Radio system sites in Phelps County
Program the control channel first; your scanner finds the voice channels from it.
Rolla · Missouri Statewide Wireless Interoperable Network (MOSWIN)
RFSS 3 · Site 14 (hex E) · NAC 1CE
Control 169.65, 170.9375
Voice 155.04, 155.25, 171.65, 173.775
Rolla 700 · Missouri Statewide Wireless Interoperable Network (MOSWIN)
RFSS 3 · Site 54 (hex 36) · NAC 1C1
Control 773.05625, 773.30625
Voice 773.55625, 773.80625, 774.05625, 774.30625
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.
Cities & communities in Phelps County
Common questions
What frequency do the police use in Phelps County?
Dispatch channels listed for Phelps County: Missouri University of Science and Technology (Rolla) Police 155.5350 MHz (91.5 PL).
Are Phelps County police talkgroups encrypted?
None of the 6 talkgroups listed for Phelps County are marked encrypted.