About Four Oaks 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: Johnston County: 7 talkgroups; North Carolina VIPER: 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 Four Oaks, start with the Smithfield site of North Carolina VIPER, about 5 miles away. Its control channels: 856.0125, 859.6875 MHz.
- 6 listed entries are marked encrypted. No scanner can decode encrypted audio.
Four Oaks conventional frequencies
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Four Oaks Police | Four Oaks Police | 154.8000 | 131.8 PL | FM | WNRM904 |
Johnston County channels that also cover Four Oaks
Johnston County
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Johnston County Sheriff | Johnston County Sheriff – Tactical Channel | 5001 | 1389 | T |
6 encrypted talkgroups (cannot be monitored)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| County Police | County Police Department Dispatch | 4004 | fa4 | T Encrypted |
| Johnston County Sheriff | Johnston County Sheriff – Dispatch | 5000 | 1388 | T Encrypted |
| Johnston County Sheriff | Narcotics | 5002 | 138a | T Encrypted |
| Johnston County Sheriff | Johnston County Sheriff – Tactical Channel | 5005 | 138d | T Encrypted |
| County Police | County Police Department Call | 4035 | fc3 | T Encrypted |
| Johnston County Sheriff | County Jail | 5011 | 1393 | D Encrypted |
North Carolina VIPER
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Johnston County Sheriff | Johnston County Sheriff – Dispatch | 26003 | 6593 | D |
| Johnston County Sheriff | Johnston County Sheriff – Tactical Channel | 26004 | 6594 | D |
Nearest trunked radio sites
Distances are measured from the center of Four Oaks.
Smithfield · North Carolina VIPER
RFSS 1 · Site 53 (hex 35) · NAC 1F2 · about 5 mi away
Control 856.0125, 859.6875
Voice 851.35, 852.5875, 853.175, 853.675, 853.9, 854.8625
Benson · North Carolina VIPER
RFSS 1 · Site 76 (hex 4C) · NAC 1F0 · about 6 mi away
Control 772.49375, 774.49375
Voice 770.86875, 771.21875, 771.51875, 771.86875, 772.21875
Benson · Johnston County
RFSS 6 · Site 6 (hex 6) · NAC 006 · about 8 mi away
Control 851.3, 852.3, 852.8, 853.55, 853.95
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 Four Oaks?
Dispatch channels listed for Four Oaks: Four Oaks Police 154.8000 MHz (131.8 PL).