About Groton Long Point Police Frequencies
- 5 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
- 1 conventional channel uses a digital mode (DMR), which needs a scanner that decodes that mode.
- Trunked radio systems that carry law-enforcement traffic here: Mashantucket Pequot Tribal Nation: 1 talkgroup. A trunking scanner is required, and it must support the system type shown.
- To follow a trunked system, program a control channel first. For Groton Long Point, start with the Simulcast site of Waterford Regional, about 8 miles away. Its control channels: 854.1625, 854.3875, 856.5375 MHz.
Groton Long Point conventional frequencies
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Groton Long Point Police | Police Operations | 453.5500 In 458.5500 | 156.7 PL | FMN | KNIS880 |
New London County channels that also cover Groton Long Point
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Groton (Town) | Former Police Operations | 853.4000 In 808.4000 | 155 DPL | FMN | WPDF471 |
| Mitchell College | College Police | 461.7375 In 466.7375 | CC 4 · TG 1 · SL 1 | DMR | WQEW667 |
| Stonington (Town) Police | Police Operations | 155.5200 In 158.8725 | 271 DPL | FMN | WPQE224 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Groton (Town) Police | Groton (Town) Police – Tactical Channel | 851.5750 In 806.5750 | 155 DPL | FMN | WPDF471 |
| Stonington (Town) Police | Stonington (Town) Police – Alternate | 155.6400 | 271 DPL | FMN | WPQE224 |
Mashantucket Pequot Tribal Nation
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Tribal Nation Land | Police Operations | 121 | 79 | D |
Nearest trunked radio sites
Distances are measured from the center of Groton Long Point.
Simulcast · Waterford Regional
RFSS 1 · Site 1 (hex 1) · NAC 001 · about 8 mi away
Control 854.1625, 854.3875, 856.5375, 857.5375, 858.2375, 859.2375, 859.7125
Grand Pequot Tower · Mashantucket Pequot Tribal Nation
Site 1 (hex 1) · about 11 mi away
Control 461.95
Voice 452.275, 462.175, 463.875, 463.9, 464.625
Fox Tower · Mashantucket Pequot Tribal Nation
Site 4 (hex 4) · about 11 mi away
Control 452.4
Voice 451.65, 463.525, 464.275, 464.375, 464.525, 464.825, 464.925
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 Groton Long Point?
Dispatch channels listed for Groton Long Point: Groton Long Point Police 453.5500 MHz (156.7 PL).