About Castalia Police Frequencies
- 1 conventional channel is analog FM, so any scanner can receive it. Enter the frequency and set the tone shown in the table.
- Trunked radio systems that carry law-enforcement traffic here: North Carolina VIPER: 14 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 Castalia, start with the Nash DOC site of North Carolina VIPER, about 9 miles away. Its control channels: 773.74375, 774.24375 MHz.
- 2 listed entries are marked encrypted. No scanner can decode encrypted audio.
Nash County channels that also cover Castalia
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Nash Police | Nash Police | 155.5950 In 154.7100 | 186.2 PL | FMN | KIG566 |
North Carolina VIPER
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Nash County Sheriff | Nash Sheriff | 32501 | 7ef5 | T |
| Nash County Sheriff | Nash Local Law Dispatch | 32547 | 7f23 | D |
| Nash County Sheriff | Nash Sheriff Patrol | 32502 | 7ef6 | T |
| Nash County Sheriff | Nash Tactical | 32507 | 7efb | T |
| Nash County Sheriff | Nash Tactical | 32529 | 7f11 | D |
| Nash County Sheriff | Nash Tactical | 32530 | 7f12 | T |
| Nash County Sheriff | Nash Sheriff Investigations | 32539 | 7f1b | D |
| Nash County Sheriff | Nash Sheriff Training | 32551 | 7f27 | D |
| Nash County Sheriff | Nash Sheriff Administration | 32538 | 7f1a | D |
| Nash County Sheriff | Nash Sheriff Common | 32546 | 7f22 | D |
| Nash County Sheriff | Nash Local Law Administration | 32548 | 7f24 | D |
| Nash County Sheriff | Nash Public Safety Emergency | 32550 | 7f26 | D |
2 encrypted talkgroups (cannot be monitored)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Nash County Sheriff | Nash Sheriff Narcotics | 32540 | 7f1c | D Encrypted |
| Nash County Sheriff | Nash Sheriff SRT | 32541 | 7f1d | D Encrypted |
Nearest trunked radio sites
Distances are measured from the center of Castalia.
Nash DOC · North Carolina VIPER
RFSS 1 · Site 35 (hex 23) · NAC 1F3 · about 9 mi away
Control 773.74375, 774.24375
Voice 770.51875, 771.16875, 771.44375, 772.11875, 772.69375, 772.94375
Margaret · North Carolina VIPER
RFSS 1 · Site 31 (hex 1F) · NAC 1F2 · about 10 mi away
Control 853.8375, 859.0625
Voice 851.3125, 851.8875, 852.85, 853.075, 853.3
Hosley Forest · North Carolina VIPER
RFSS 1 · Site 24 (hex 18) · NAC 1F2 · about 10 mi away
Control 856.0375, 858.0375
Voice 851.1625, 851.55, 851.8625, 852.3625, 853.7125
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 Castalia?
We do not have a dispatch channel listed specifically for Castalia. County-level dispatch channels in the same county: Nash Police 155.5950 MHz (186.2 PL).