About Groton Police Frequencies
- 9 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
- 2 conventional channels use a digital mode (P25, NXDN48), which needs a scanner that decodes those modes.
- Trunked radio systems that carry law-enforcement traffic here: Ohio MARCS-IP: Multi-Agency Radio Communications: 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, start with the Castalia site of Ohio MARCS-IP: Multi-Agency Radio Communications, about 5 miles away. Its control channels: 772.33125, 773.58125, 774.03125 MHz.
Erie County channels that also cover Groton
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Erie County Sheriff | MetroParks Operations | 158.7750 | 114.8 PL | FMN | WNLZ791 |
| Erie County Sheriff | Erie County Sheriff – Dispatch (including Bay View Village Police Department and Castalia Police Department) | 453.9500 In 458.9500 | 107.2 PL | FMN | WNMB922 |
| Milan Village Police Dispatch | Milan Village Police Dispatch | 453.7625 In 458.7625 | 071 DPL | FMN | WPYV866 |
| Ohio Veterans Home Police | Ohio Veterans Home Police | 463.7000 In 468.7000 | CSQ | FMN | — |
| Perkins Township Police Dispatch | Perkins Township Police Dispatch | 453.1750 In 458.1750 | 156.7 PL | FMN | KDB435 |
| Vermillion Police Dispatch | Vermillion Police Dispatch | 155.8875 In 159.0375 | NAC 967 | P25 | WPYR894 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Castalia Village Police TAC | Castalia Village Police Tactical | 453.6000 In 458.6000 | 146.2 PL | FMN | WPMB856 |
| Erie County Sheriff | Erie County Sheriff – Tactical Channel | 453.8500 In 458.8500 | 107.2 PL | FMN | WPHE238 |
| Perkins Township Police Channel 3 | Perkins Township Police | 465.3125 | 156.7 PL | FMN | KQH206 |
| Perkins Township Police Channel 4 | Perkins Township Police | 460.3625 In 465.3625 | 141.3 PL | FMN | KQH206 |
Talk-around & Car-to-Car
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Erie County Sheriff | Juvenile Justice Center | 453.1000 In 458.1000 | RAN 1 | NXDN48 | WQYK529 |
Ohio MARCS-IP: Multi-Agency Radio Communications
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Erie County State Corrections | Adult Parole Authority – Lorain Unit | 52863 | ce7f | D |
Nearest trunked radio sites
Distances are measured from the center of Groton.
Castalia · Ohio MARCS-IP: Multi-Agency Radio Communications
RFSS 2 · Site 5 (hex 5) · NAC 344 · about 5 mi away
Control 772.33125, 773.58125, 774.03125
Voice 770.40625, 851.6125, 851.925, 852.225
Norwalk · Ohio MARCS-IP: Multi-Agency Radio Communications
RFSS 2 · Site 52 (hex 34) · NAC 343 · about 15 mi away
Control 772.70625, 773.33125
Voice 770.45625, 771.53125, 771.80625, 772.13125
Huron Co Simul · Huron County (P25)
Project 25 · RFSS 40 · Site 40 (hex 28) · NAC 293 · about 16 mi away
Control 769.60625, 769.85625, 770.35625
Voice 771.00625
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?
We do not have a dispatch channel listed specifically for Groton. County-level dispatch channels in the same county: Erie County Sheriff 158.7750 MHz (114.8 PL); Erie County Sheriff 453.9500 MHz (107.2 PL); Milan Village Police Dispatch 453.7625 MHz (071 DPL); Ohio Veterans Home Police 463.7000 MHz (CSQ).