P25 ADP Encrypted Agencies
340 public safety agencies across the United States use P25 ADP encryption on their radio communications.
About P25 ADP
Analog-to-Digital Privacy encryption used on some P25 systems. A proprietary Motorola encryption standard.
Technical Details
Advanced Digital Privacy (ADP) or Rolling Code encryption. Motorola proprietary standard often used with older ASTRO systems.
Common Usage
Agencies using Motorola ASTRO systems
States with Most P25 ADP Agencies
All P25 ADP Agencies
Browse all 381 records for this encryption standard.
| Agency | State | County | Type | Scope |
|---|---|---|---|---|
| Palos Verdes Estates Police | CA | Los Angeles | police | Fully Encrypted |
| Allentown Police | PA | Lehigh | police | Fully Encrypted |
| Somerset County Police | PA | Somerset | police | Fully Encrypted |
| Somerset County Sheriff | PA | Somerset | sheriff | Fully Encrypted |
| Fairview Police | NJ | Bergen | police | Fully Encrypted |
| Livingston Fire | NJ | Essex | fire | Fully Encrypted |
| Livingston Police | NJ | Essex | police | Fully Encrypted |
| Millburn Police | NJ | Essex | police | Fully Encrypted |
| Parsippany-Troy Hills Township Police | NJ | Morris | police | Specific Channels |
| Plainfield Police | NJ | Union | police | Partially Encrypted |
| Union Township Police | NJ | Union | police | Partially Encrypted |
| West New York | NJ | Hudson | other | Partially Encrypted |
| Allegan County Police | MI | Allegan | police | Tactical Only |
| Allegan County Sheriff | MI | Allegan | sheriff | Partially Encrypted |
| Argentine Township Fire | MI | Genesee | fire | Partially Encrypted |
| Argentine Township Police | MI | Genesee | police | Fully Encrypted |
| Atlas Township Fire | MI | Genesee | fire | Partially Encrypted |
| Baker College Police | MI | Genesee | police | Partially Encrypted |
| Bishop International Airport Authority | MI | Genesee | airport | Fully Encrypted |
| Burton Township Fire | MI | Genesee | fire | Partially Encrypted |
| Burton Township Police | MI | Genesee | police | Partially Encrypted |
| Canton Township Dept. of Public Safety | MI | Wayne | other | Fully Encrypted |
| City of Hamtramck | MI | Wayne | other | Fully Encrypted |
| City of Livonia | MI | Wayne | other | Fully Encrypted |
| Clayton Township Police | MI | Genesee | police | Fully Encrypted |
| Clinton Township Police | MI | Macomb | police | Partially Encrypted |
| Clio City Police | MI | Genesee | police | Partially Encrypted |
| Clio Township Fire | MI | Genesee | fire | Partially Encrypted |
| Davidson City Police | MI | Genesee | police | Fully Encrypted |
| Davidson-Richfield Area Fire Authority | MI | Genesee | fire | Partially Encrypted |
| Dearborn Police | MI | Wayne | police | Tactical Only |
| Dearborn Heights Police | MI | Wayne | police | Partially Encrypted |
| Eaton County Police | MI | Eaton | police | Tactical Only |
| Eaton County Sheriff | MI | Eaton | sheriff | Fully Encrypted |
| East Grand Rapids Police | MI | Kent | police | Partially Encrypted |
| Fenton Township Fire | MI | Genesee | fire | Partially Encrypted |
| Fenton Township Police | MI | Genesee | police | Fully Encrypted |
| Flint Police | MI | Genesee | police | Partially Encrypted |
| Flint Township Fire | MI | Genesee | fire | Partially Encrypted |
| Flint Township Police | MI | Genesee | police | Partially Encrypted |
| Flushing Township Fire | MI | Genesee | fire | Partially Encrypted |
| Flushing Township Police | MI | Genesee | police | Partially Encrypted |
| Forest Township Fire | MI | Genesee | fire | Partially Encrypted |
| Gaines Township Fire | MI | Genesee | fire | Partially Encrypted |
| Genesee County Sheriff | MI | Genesee | sheriff | Fully Encrypted |
| Genesee Township Fire | MI | Genesee | fire | Partially Encrypted |
| Genesee Township Police | MI | Genesee | police | Fully Encrypted |
| Grand Blanc Fire | MI | Genesee | fire | Partially Encrypted |
| Grand Blanc Police | MI | Genesee | police | Partially Encrypted |
| Grand Haven City Police | MI | Ottawa | police | Partially Encrypted |
| Grand Rapids City Police | MI | Kent | police | Partially Encrypted |
| Grandville Police | MI | Kent | police | Partially Encrypted |
| Hamtramck Fire | MI | Wayne | fire | Fully Encrypted |
| Hamtramck Police | MI | Wayne | police | Partially Encrypted |
| Jackson City Police | MI | Jackson | police | Tactical Only |
| Kent County Sheriff | MI | Kent | sheriff | Partially Encrypted |
| Kentwood Police | MI | Kent | police | Fully Encrypted |
| Lapeer County EMS | MI | Lapeer | ems | Partially Encrypted |
| Lapeer County Fire | MI | Lapeer | fire | Partially Encrypted |
| Lapeer County Sheriff | MI | Lapeer | sheriff | Fully Encrypted |
| Linden City Fire | MI | Genesee | fire | Partially Encrypted |
| Linden City Police | MI | Genesee | police | Fully Encrypted |
| Livonia Police | MI | Wayne | police | Partially Encrypted |
| Lowell Police | MI | Kent | police | Partially Encrypted |
| Manistee County Police | MI | Manistee | police | Fully Encrypted |
| Marquette County Police | MI | Marquette | police | Fully Encrypted |
| Midland County Fire | MI | Midland | fire | Fully Encrypted |
| Midland city and county Police | MI | Midland | police | Fully Encrypted |
| Montrose Township Fire | MI | Genesee | fire | Partially Encrypted |
| Montrose Township Police | MI | Genesee | police | Fully Encrypted |
| Mount Morris Township Fire | MI | Genesee | fire | Partially Encrypted |
| Mount Morris Township Police | MI | Genesee | police | Partially Encrypted |
| Mott Community College Police | MI | Genesee | police | Partially Encrypted |
| Mundy Township Fire | MI | Genesee | fire | Partially Encrypted |
| Ottawa County Interoperability | MI | Ottawa | sheriff | Fully Encrypted |
| Ottawa County Sheriff | MI | Ottawa | sheriff | Specific Channels |
| Patriot Ambulance Service | MI | Genesee | ems | Fully Encrypted |
| Plymouth Township Fire | MI | Wayne | fire | Fully Encrypted |
| Richfield Township Police | MI | Genesee | police | Partially Encrypted |
| Rockford Police | MI | Kent | police | Partially Encrypted |
| Schoolcraft College | MI | Wayne | university | Partially Encrypted |
| Sparta Police | MI | Kent | police | Fully Encrypted |
| Swartz Creek Fire | MI | Genesee | fire | Partially Encrypted |
| University of Michigan | MI | Genesee | university | Partially Encrypted |
| Walker Police | MI | Kent | police | Partially Encrypted |
| Wyoming Police | MI | Kent | police | Partially Encrypted |
| Washtenaw County Interoperability | MI | Washtenaw | sheriff | Fully Encrypted |
| Cape Coral Police | FL | Lee | police | Fully Encrypted |
| Citrus County Sheriff | FL | Citrus | sheriff | Partially Encrypted |
| Jacksonville Fire/Rescue | FL | Duval | fire | Fully Encrypted |
| Kissimmee Police Department | FL | Osceola | police | Partially Encrypted |
| Marion County Fire/EMS | FL | Marion | fire | Partially Encrypted |
| Orange County Jail | FL | Orange | corrections | Fully Encrypted |
| Osceola County Sheriff's Office | FL | Osceola | sheriff | Partially Encrypted |
| St. Cloud Police Department | FL | Osceola | police | Partially Encrypted |
| City of Amarillo | TX | Potter | other | Partially Encrypted |
| Bolingbrook Police | IL | Will | police | Partially Encrypted |
| City of Joliet Fire Department | IL | Will | fire | Fully Encrypted |
| City of Joliet Police Department | IL | Will | police | Fully Encrypted |
| City of Joliet Public Works | IL | Will | other | Fully Encrypted |
Showing first 100 of 381 agencies. Use state pages to browse all agencies.
What This Means for Transparency
Not Publicly Accessible
P25 ADP encryption cannot be decoded with consumer radio equipment. 340 agencies using this standard have effectively blocked public access to their radio communications.
Take Action
If your local agency uses P25 ADP encryption, you can advocate for transparency. Contact elected officials and attend public meetings.
Learn How to Fight BackFrequently Asked Questions
What is P25 ADP encryption?
Analog-to-Digital Privacy encryption used on some P25 systems. A proprietary Motorola encryption standard.
Can P25 ADP be decrypted with a consumer scanner?
No. P25 ADP cannot be decoded with consumer radio equipment. The 340 agencies using it have effectively blocked public scanner access to their communications.
How many police, sheriff, fire, and EMS agencies use P25 ADP?
197 police departments, 65 sheriff's offices, 74 fire departments, and 17 EMS agencies use P25 ADP encryption, out of 381 records total.
Which state has the most agencies using P25 ADP?
Michigan leads with 75 agencies using P25 ADP encryption.
What's the typical use case for P25 ADP?
Agencies using Motorola ASTRO systems
Take Action for Transparency
Your voice matters. Here are concrete ways to advocate for open police communications in your community.
Contact Your Representatives
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Get StartedRead Case Studies
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Public Testimony
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