What Still Works When Police Encrypt
Your local police department went encrypted. Your scanner went silent. But encryption doesn't mean the end of monitoring—it means adapting to what's still available.
The Hard Truth First
What You've Lost
Police tactical communications. No device, software, or "decoder" can recover encrypted police radio. AES-256 encryption is mathematically unbreakable with current technology. Anyone selling a "police decryption" device is committing fraud.
What You Still Have
Fire, EMS, weather, aircraft, amateur radio, railroad, marine, and many more services remain unencrypted in most areas. You can still monitor significant emergency activity.
Services That Usually Remain Unencrypted
Fire Departments
Status: Usually unencrypted
Fire departments need interoperability with mutual aid partners, volunteer departments, and hospital communications. Most remain open. You'll hear:
- Structure fire responses
- Vehicle accidents
- Rescue operations
- Hazmat incidents
EMS / Ambulance
Status: Usually unencrypted
Emergency medical services often remain open for hospital coordination. You'll hear:
- Medical emergency responses
- Patient transport
- Hospital notifications
- Mutual aid requests
Some areas encrypt EMS due to HIPAA concerns, but many don't.
NOAA Weather
Status: Always unencrypted
National Weather Service broadcasts are federally mandated to remain open:
- Severe weather alerts
- Tornado warnings
- Flash flood alerts
- Hurricane updates
Frequencies: 162.400 - 162.550 MHz
Aircraft
Status: Always unencrypted
Aviation communications are internationally required to be open:
- Air traffic control
- Flight following
- Emergency aircraft
- Medical helicopters
Frequencies: 118 - 137 MHz (AM mode)
Railroad
Status: Usually unencrypted
Freight and passenger rail communications:
- Train movements
- Crossing incidents
- Emergency responses
Frequencies: 160 - 162 MHz
Amateur Radio
Status: Cannot encrypt (FCC rules)
Ham radio operators often provide emergency communications during disasters:
- ARES/RACES emergency nets
- Skywarn weather spotters
- Disaster relief coordination
2m: 144-148 MHz, 70cm: 420-450 MHz
How to Verify What's Open in Your Area
Check RadioReference
Go to RadioReference.com and search for your county. Look at each agency's entry:
- "Mode: Analog" or "P25" = Usually monitorable
- "Mode: Encrypted" or "AES" = Cannot monitor
- Check Fire, EMS, and Public Works separately from Police
Try Broadcastify
Check if volunteer feeders in your area have fire/EMS-only streams at Broadcastify.com. If someone is streaming fire/EMS, those channels are open.
Note the System Type
Understanding the system type helps choose equipment:
- Conventional analog: Budget radios work fine
- P25 conventional: Needs digital scanner or SDR
- P25 trunked: Needs trunking scanner ($300+) or SDR
Equipment for Monitoring What's Left
Budget Tier: Under $50
For analog fire/EMS and weather
BAOFENG UV-5R
$25–$35
Receives analog channels only. Program specific fire/EMS frequencies via CHIRP software. Add a Nagoya NA-771 antenna for better range.
RTL-SDR Blog V4
$35–$45
With free SDRTrunk software, monitors both analog and digital P25 fire/EMS. Requires computer. Best value for P25 areas.
Mid Tier: $100-150
Standalone scanners for analog systems
Uniden BC125AT
$100–$130
Dedicated analog scanner. Easy to program, portable, no computer needed. Best for areas where fire/EMS are analog conventional.
Premium Tier: $500+
Full digital capability for P25 fire/EMS
Uniden SDS100
$550–$700
Best portable digital scanner. Decodes P25 Phase I/II, DMR, NXDN. Database updates via smartphone. If your fire/EMS use P25 trunking, this is the plug-and-play solution.
Which Tier Is Right for You?
- Analog fire/EMS: Budget tier works fine ($25-45)
- Digital P25 fire/EMS + tech-savvy: RTL-SDR ($35-45)
- Digital P25 fire/EMS + want easy: Premium tier ($500+)
- Just want weather alerts: Dedicated NOAA radio ($30-50)
Alternative Information Sources
Equipment isn't the only way to stay informed. Consider these alternatives:
Citizen/Neighbors App
Crowdsourced incident reports. Not as reliable as scanners but provides some awareness of local activity.
PulsePoint App
Shows fire/EMS calls in real-time in participating areas. Doesn't require a scanner.
Local News Alerts
Sign up for breaking news alerts from local TV stations. They often have access to delayed feeds.
Social Media
Follow local fire departments, emergency management, and news reporters on Twitter/X.
Community Networks
Neighborhood apps, community Facebook groups, and Nextdoor often share incident information.
FOIA Requests
For after-the-fact information, FOIA requests can obtain dispatch logs, though with delays.
Don't Give Up: Fight Encryption
Encryption isn't inevitable. Communities have successfully reversed encryption decisions. Palo Alto, California brought back public access after sustained advocacy.
If you're frustrated by losing police scanner access, channel that energy into action:
- Attend city council and police commission meetings
- Connect with local journalists who rely on scanner access
- Document the community impact of lost transparency
- Support legislation requiring hybrid systems with public channels
Frequently Asked Questions
Can anything decode encrypted police radio?
No. Police encryption uses AES-256, the same standard protecting military and banking systems. No consumer device, software, or service can decrypt it. Any product claiming to decode encrypted police communications is fraudulent.
Is fire department radio usually encrypted?
In most areas, fire and EMS remain unencrypted. Fire departments need interoperability with mutual aid partners, volunteers, and hospitals. However, some areas are beginning to encrypt fire/EMS as well—always check RadioReference for your specific county.
Can I still monitor anything useful if police are encrypted?
Yes. Fire, EMS, weather, aircraft, amateur radio, railroad, marine, and many government channels remain unencrypted in most areas. You lose police tactical information but can still monitor emergency response activity.
Do scanner apps work when police encrypt?
Scanner apps stream audio from volunteer feeders. If the local feeder's source is encrypted, they can't stream it either. Some apps show fire/EMS only feeds in encrypted police areas.
Will police ever unencrypt?
Some departments have reversed encryption decisions after community pressure (Palo Alto, CA is a notable example). Advocacy can work—visit our action guides to learn how to fight encryption in your community.
Take Action for Transparency
Your voice matters. Here are concrete ways to advocate for open police communications in your community.
Contact Your Representatives
Use our templates to email your local officials about police radio encryption policies.
Get StartedRead Case Studies
See how encryption has affected real communities - from Highland Park to Chicago.
View CasesSpread Awareness
Share evidence about police radio encryption with your network and community.
Public Testimony
Learn how to speak effectively at city council and public safety meetings.
Prepare to Speak