About Rio Grande Police Frequencies
- 2 conventional channels are analog FM, so any scanner can receive them. Enter the frequency and set the tone shown in the table.
- Trunked radio systems that carry law-enforcement traffic here: Ohio MARCS-IP: Multi-Agency Radio Communications: 1 talkgroup; Ohio MARCS-IP: Multi-Agency Radio Communications: 7 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 Rio Grande, start with the Carmel Church site of Ohio MARCS-IP: Multi-Agency Radio Communications, about 7 miles away. Its control channels: 773.18125, 774.38125 MHz.
Rio Grande trunked talkgroups
Ohio MARCS-IP: Multi-Agency Radio Communications
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Rio Grande Police | Rio Grande Police Dispatch | 19007 | 4a3f | D |
Gallia County channels that also cover Rio Grande
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Gallia County Sheriff Backup | Gallia County Sheriff – Dispatch | 155.5650 In 158.9100 | 127.3 PL | FM | WPEU876 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Gallia County Sheriff Backup | Gallia County Sheriff – Tactical Channel | 155.5050 | FM | — |
Ohio MARCS-IP: Multi-Agency Radio Communications
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Gallia County Sheriff | Gallia County Sheriff – Dispatch | 54800 | d610 | D |
| Gallia County Sheriff | EMS Operations | 19009 | 4a41 | D |
| Gallia County Sheriff | Gallia County Sheriff – Tactical Channel | 19012 | 4a44 | D |
| Gallia County Sheriff | Jail Operations | 19023 | 4a4f | D |
| Gallia County Sheriff | Gallia County Sheriff – Tactical Channel | 54793 | d609 | D |
| Gallia County Sheriff | Sheriff Events | 54804 | d614 | D |
| Gallia County State Corrections | Adult Parole Authority – Portsmouth Unit | 52885 | ce95 | D |
Nearest trunked radio sites
Distances are measured from the center of Rio Grande.
Carmel Church · Ohio MARCS-IP: Multi-Agency Radio Communications
RFSS 3 · Site 46 (hex 2E) · NAC 34D · about 7 mi away
Control 773.18125, 774.38125
Voice 772.15625, 772.75625
Gallipolis · Ohio MARCS-IP: Multi-Agency Radio Communications
RFSS 3 · Site 40 (hex 28) · NAC 347 · about 10 mi away
Control 856.9375, 857.2375
Voice 853.0875, 853.6625, 853.8625, 856.4875
Pyro (Oak Hill) · Ohio MARCS-IP: Multi-Agency Radio Communications
RFSS 3 · Site 47 (hex 2F) · NAC 34E · about 11 mi away
Control 769.70625, 773.53125
Voice 769.45625, 851.625, 852.4375, 858.4625
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
Are Rio Grande police talkgroups encrypted?
None of the 1 talkgroups listed for Rio Grande are marked encrypted.