About Somersworth 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.
- 4 conventional channels use a digital mode (P25), which needs a scanner that decodes that mode.
- 1 listed entry is marked encrypted. No scanner can decode encrypted audio.
Somersworth conventional frequencies
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Somersworth Police | Police Operations | 155.8800 In 151.0400 | NAC 007 | P25 Encrypted | KNFS839 |
Strafford County channels that also cover Somersworth
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Strafford County Sheriff | North Police Departments | 154.7250 In 155.5950 | NAC 527 | P25 | KCD839 |
| Strafford County Sheriff | South Police Departments | 155.7975 | NAC ABE | P25 | KCD839 |
| University of New Hampshire - Durham Police | University of New Hampshire – Durham Police – Dispatch (Dispatched by UNH Comm Center) | 155.7750 In 153.7750 | NAC 293 | P25 | KQS749 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Strafford County Sheriff | County Police & Fire Tactical | 153.9650 | 210.7 PL | FMN | WRHV413 |
| Strafford County Sheriff | County Police & Fire Tactical | 155.9925 | 210.7 PL | FMN | WRHV413 |
| Strafford County Sheriff | County Police & Fire Tactical | 156.0300 | 210.7 PL | FMN | KCD839 |
| Strafford County Sheriff | County Police & Fire Tactical | 158.7750 | 210.7 PL | FMN | WPWJ660 |
| Strafford County Sheriff | County Police & Fire Tactical | 158.8725 | 210.7 PL | FMN | WRHV413 |
| Strafford County Sheriff | County Police & Fire Tactical | 159.1200 | 210.7 PL | FMN | KCD999 |
Nearest trunked radio sites
Distances are measured from the center of Somersworth.
Manchester Simulcast · Manchester
RFSS 1 · Site 1 (hex 1) · NAC 8A1 · about 39 mi away
Control 857.9375, 858.2125, 858.4875, 859.4875
Voice 854.0625, 854.9875, 856.2125, 856.4875, 856.7625, 857.2375, 857.4875
Nashua Simulcast · Nashua
RFSS 1 · Site 2 (hex 2) · NAC 5C2 · about 43 mi away
Control 852.55, 852.75, 853.2625, 853.45
Voice 851.05, 851.6, 851.775, 851.975, 852.3625, 853.5125
Colonial Drive · Litchfield
Site 1 (hex 1) · about 48 mi away
Voice 453.15, 453.5
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 Somersworth?
Dispatch channels listed for Somersworth: Somersworth Police 155.8800 MHz (NAC 007).