Transit Authority Fully Encrypted

Missouri State Highway Patrol (Kansas City Metro)

Cass, Clay, Jackson, and Platte Counties, Missouri

How we verified this

As of August 2026 RadioReference lists the Missouri State Highway Patrol's Kansas City-area dispatch on the Metropolitan Area Regional Radio System (MARRS) as encrypted, in the row "34045 | MHP-A Dispatch | MHP Troop A (KC) Dispatch | D enc".

Checked against a primary source on 2026-08-09: radioreference.com . Encryption status changes without notice — confirm the current picture on the live RadioReference database before relying on it.

What you can do right now

Encryption Details

Encryption Type P25 AES-256
Scope Dispatch (MARRS System)-fully encrypted as of 2/7/23
Technical Details P25 AES-256

Verified Talkgroup Data

Verified Aug 9, 2026
0 Total Talkgroups
0 Encrypted
0 Unencrypted
0% Encrypted
Radio System: Metropolitan Area Regional Radio System (MARRS)

What This Means

All traffic, including the day-to-day dispatch that used to be the public's window into police activity, now runs encrypted. Nothing from this department is receivable.

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

Frequently Asked Questions

Is Missouri State Highway Patrol (Kansas City Metro) radio encrypted?

Yes — Missouri State Highway Patrol (Kansas City Metro)'s radio system runs on P25 AES-256 encryption. All traffic, including the day-to-day dispatch that used to be the public's window into police activity, now runs encrypted. Nothing from this department is receivable.

Can I listen to Missouri State Highway Patrol (Kansas City Metro) on a police scanner?

No. Missouri State Highway Patrol (Kansas City Metro) has fully encrypted their radio communications using P25 AES-256. No consumer scanner can decode encrypted transmissions.

Why did Missouri State Highway Patrol (Kansas City Metro) encrypt their radio?

Officer safety and operational security are the reasons agencies give. What rarely comes with that explanation is Cass, Clay, Jackson, and Platte Counties County-specific evidence that open communications ever caused a problem, while the loss of public oversight and the friction with still-unencrypted neighboring agencies are both immediate and real.

Can Cass, Clay, Jackson, and Platte Counties County reverse the encryption decision?

Yes. Encryption is a policy choice made by department leadership or elected officials, not a technical requirement, so it can be reversed the same way. Public pressure, city council advocacy, and organized local coalitions have reversed encryption decisions elsewhere.

What can I do about Missouri State Highway Patrol (Kansas City Metro) encryption?

Contact the officials who oversee Missouri State Highway Patrol (Kansas City Metro)'s budget directly and ask why full encryption was chosen over partial alternatives. Pair that with a FOIA request for recordings and policy records, and look for an existing coalition in Cass, Clay, Jackson, and Platte Counties County, or start one, since agencies respond differently to organized, sustained pressure than to individual complaints.

Data source: RadioReference Wiki + RadioReference API (verified)

Checked against a primary source on 2026-08-09 — see "How we verified this" above. Encryption status changes; confirm at RadioReference before relying on it.

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