Police Department Fully Encrypted

Azusa Police

Los Angeles, California

What you can do right now

Encryption Details

Encryption Type P25 DES-OFB
Scope All Operations
Technical Details P25 DES-OFB

Verified Talkgroup Data

Verified Mar 6, 2026 Moderate confidence
16 Total Talkgroups
6 Encrypted
10 Unencrypted
38% Encrypted
Radio System: United States Department of Defense (14C), Los Angeles World Airports (LAWA), Los Angeles City (STRS - Simulcast Trunked Radio System) Project 25, Los Angeles Countywide Integrated Radio System (CWIRS)
View 6 talkgroups
DEC Alpha Tag Description Status
27161 OCNAPD 1 Police Dispatch (Patched to JEB West Sec 1) Encrypted
27162 OCNAPD 2 Police Tac 2 Encrypted
27163 OCNAPD 3 Police Tac 3 Encrypted
27165 OCNAPD 5 Police Tac 5 Encrypted
107 APD 7 Airport Police Tac-7 (Encrypted) Encrypted
108 APD 8 Airport Police Tac-8 (Encrypted) Encrypted

Verification Status

We don't yet have per-talkgroup data for Azusa Police from the RadioReference API. The encryption scope and type above come from the RadioReference Wiki, which is community-maintained rather than independently confirmed channel-by-channel. Our automated matching put this at moderate confidence (70%) based on how closely the wiki listing matches this agency's name and county.

If you monitor Azusa Police directly or have more current information, the fastest way to fix this is to update the RadioReference Wiki entry — our data pulls from there and from the RadioReference API on a regular refresh cycle.

Los Angeles County Context

Azusa Police isn't an outlier here: 39 of the 46 public-safety agencies we track in Los Angeles County are fully encrypted (85%), so most departments nearby have made the same move.

What This Means

Our records list every channel this agency runs as encrypted, including day-to-day dispatch. That listing hasn't been verified against live talkgroup data, so confirm it at RadioReference before relying on it.

See encryption status nationwide Interactive map showing which US police departments have encrypted their radios. Open the encryption map →

Frequently Asked Questions

Is Azusa Police radio encrypted?

Our database lists Azusa Police as using P25 DES-OFB encryption, though this listing is unverified. Our records list every channel this agency runs as encrypted, including day-to-day dispatch. That listing hasn't been verified against live talkgroup data, so confirm it at RadioReference before relying on it.

Can I listen to Azusa Police on a police scanner?

Likely not, if the listing is accurate: our database lists Azusa Police as fully encrypted using P25 DES-OFB, which no consumer scanner can decode. The listing is unverified — check the live RadioReference database for current status.

Why do agencies like Azusa Police encrypt their radio?

The standard justification nationwide is officer safety and operational security, regardless of whether a documented local incident ever required it. The tradeoff that follows is consistent too: public oversight drops, and reporters lose the ability to track police department response as it happens.

Can Los Angeles County reverse the encryption decision?

Nothing technical prevents it. Azusa Police operates encrypted because someone decided it should, and decisions of that kind get revisited when councils hear sustained, organised pressure rather than isolated complaints.

What can I do about Azusa Police encryption?

Three things carry weight, in this order: a public-records request for Azusa Police's encryption policy and radio recordings, a turn at the microphone during Los Angeles County budget discussions, and finding the other people locally already asking the same question. Individually these are easy to deflect; together they are not.

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