About Rockport 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.
- 2 conventional channels use a digital mode (P25), which needs a scanner that decodes that mode.
- Trunked radio systems that carry law-enforcement traffic here: Aransas County Public Safety: 1 talkgroup; Coastal Bend Regional Interoperability Network: 1 talkgroup; Aransas County Public Safety: 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 Rockport, start with the Rockport site of Greater Austin/Travis Regional Radio System (GATRRS), about 4 miles away. Its control channels: 773.04375, 773.33125 MHz.
Rockport conventional frequencies
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Rockport Police | Rockport Police – Dispatch | 155.4300 In 154.7250 | 167.9 PL | FMN | KZT351 |
Rockport trunked talkgroups
Aransas County Public Safety
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Rockport Police | Rockport Police Department VHF | 1745 | 6d1 | D |
Coastal Bend Regional Interoperability Network
System ID 051
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Rockport Police | Rockport Police | 22074 | 563a | T |
Aransas County channels that also cover Rockport
Dispatch
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Aransas County Sheriff | Sheriff Primary Dispatch | 155.0625 In 154.9125 | NAC AC1 | P25 | KUE509 |
Tactical
| Agency | Description | Frequency (MHz) | Tone | Mode | FCC |
|---|---|---|---|---|---|
| Aransas County Sheriff | Sheriff Information | 155.2500 In 156.0300 | NAC 293 | P25 | KUE509 |
| Aransas County Sheriff | Sheriff Information | 155.2500 In 156.0300 | 167.9 PL | FMN | KUE509 |
Aransas County Public Safety
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Aransas County Sheriff | LE-1 (multicast with 155.0625) | 1752 | 6d8 | D |
| Aransas County Sheriff | Aransas Sheriff's Office VHF | 1746 | 6d2 | D |
Nearest trunked radio sites
Distances are measured from the center of Rockport.
Rockport · Greater Austin/Travis Regional Radio System (GATRRS)
RFSS 2 · Site 51 (hex 33) · NAC 130 · about 4 mi away
Control 773.04375, 773.33125
Voice 770.70625, 774.54375
Ingleside · Coastal Bend Regional Interoperability Network
RFSS 45 · Site 45 (hex 2D) · NAC 37 · about 15 mi away
Control 851.15, 851.7125, 852.15, 852.7125, 853.7125
Port Aransas · Coastal Bend Regional Interoperability Network
RFSS 9 · Site 9 (hex 9) · NAC 13 · about 17 mi away
Control 858.9875, 859.2625, 859.4875, 859.9875
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 Rockport?
Dispatch channels listed for Rockport: Rockport Police 155.4300 MHz (167.9 PL).
Are Rockport police talkgroups encrypted?
None of the 2 talkgroups listed for Rockport are marked encrypted.