Scanner Frequency Information for
St. Louis, Missouri and Surrounding Areas:

Missouri Highway Patrol

"10" Codes, Unit Identification Information and Notes

Compiled by Anthony W. Haukap

NOTE: While every effort is made to keep this data up-to-date, users should check with independent data sources before relying on any of the information provided here. If you have questions about something listed please ask.





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This document is maintained by Anthony W. Haukap

The current version of this FAQ document can always be found on my website at:

All items listed here are subject to change at any time. While every attempt is made to present accurate data it should be noted that the author makes no guarantee as to the accuracy of any information provided in this document, and is not responsible for any consequences of its use.



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MSHP Troop Map
  • Troop A - Lee's Summit
    (Kansas City)

  • Troop B - Macon
    (Northeast)

  • Troop C - Kirkwood
    (St. Louis)

  • Troop D - Springfield
    (Southwest)

  • Troop E - Poplar Bluff
    (Southeast)

  • Troop F - Jefferson City
    (Central)

  • Troop G - Willow Springs
    (South)

  • Troop H - St. Joseph
    (Northwest)

  • Troop I - Rolla
    (South Central)


  • For scanner frequencies used by this agency see the following link:
    Missouri Highway Patrol VHF-Lo/Hi band frequencies



    Missouri State Highway Patrol "10" Codes:

    Uniform Ten Codes
        10-1  -  Unable to copy
        10-2  -  Signal good
        10-3  -  Affirmative, granted
        10-4  -  Message recieved
        10-5  -  Relay
                        J1  -  Personnel
                        J2  -  Property, papers, etc.
                        J3  -  Prisoner
        10-6  -  Busy, standby
        10-7  -  Out of service
        10-8  -  In service
                        J1  -  Personal business
                        J2  -  Vehicle maintenance
                        J3  -  Court / Dept. business
        10-9  -  Repeat
      10-10  -  Minor detail, available for call
      10-11  -  Remain in service
      10-12  -  Vistor / Official present
      10-13  -  Weather / Road conditions
                       J1  -  Flying conditions
      10-14  -  Correct time
      10-15  -  Have in possession
                       J1  -  Personnel
                       J2  -  Property, papers, etc.
                       J3  -  Prisoner
      10-16  -  Vehicle Check
      10-17  -  Urgent - Rush present detail
      10-18  -  Anything for us?
      10-19  -  Nothing for us, negative
      10-20  -  Location
      10-21  -  Call by phone
      10-22  -  Report in person to (HQs unless otherwise specified)
                       J1  -  At once
                       J2  -  At your convenience
      10-23  -  Arrived on the scene
      10-24  -  Finished with last assignment
      10-25  -  Disregard last assignment
      10-26  -  Hold subject
      10-27  -  Operator / Officer on duty
      10-28  -  Full registration
                       J1  -  Vehicle
                       J2  -  Driver
      10-29  -  Check record of person
                       J1  -  Criminal history
                       J1  -  Wanted / Warrents
      10-30  -  Does not conform to the rules & regulations
      10-31  -  Alleged narcotics violation
      10-33  -  Emergency traffic this station
      10-34  -  Trouble at station  -  Help needed
      10-35  -  Major crime alert
      10-36  -  Confidential information
      10-37  -  Subject with a gun
      10-38  -  Involved in danger - need immediate assistance
      10-39  -  Go to for the purpose of...
                       J2  -  Check of traffic
      10-40  -  Car-to-Car Traffic
      10-41  -  Beginning tour of duty
      10-42  -  Ending tour of duty
      10-44  -  Message received by all
      
      
      10-50  -  Vehicle accident
                       J1  -  Minor (no injuries)
                       J2  -  Serious (injuries)
                       J3  -  Road blocked
                       J4  -  Fatality
      10-51  -  Wrecker needed
                       J1  -  Has been notified
      10-52  -  Ambulance needed
                       J1  -  Has been notified
      10-53  -  Coroner needed
                       J1  -  Has been notified
      10-54  -  Drag racing
      10-55  -  Driving while intoxicated
                       J1  -  Charges will be filed
                       J2  -  Make your own case
      10-56  -  Intoxicated person
      10-59  -  Convoy / Escort
      10-60  -  What is the next message number?
      10-61  -  CW traffic
      10-62  -  Teletype traffic
      10-63  -  Any answer our number?
      10-64  -  Message for local delivery
      10-65  -  Net message or item assignment
      10-66  -  Cancellation
      10-67  -  Clear for net message
      10-68  -  Dispatch information
      10-70  -  Fire
      10-76  -  Enroute
      10-79  -  Report progress of fire
      10-82  -  Reserve hotel room for...
      10-83  -  Residence
      10-83R  -  Spouse
      10-87  -  Pay checks are out
      10-88  -  Advise telephone number for...
      10-89  -  Communications employee needed / will arrive
      10-90  -  Alarm sounding
                       J1  -  Hold up
                       J2  -  Burglary
                       J3  -  Fire
      10-91  -  Too weak, talk closer to the mic
      10-92  -  Too loud, talk further from the mic
      10-93  -  Frequency test
      10-94  -  Give a test
                       J1  -  With voice
                       J2  -  Without voice
      10-95  -  Bomb Call / Threat
      10-96  -  Computer out of service
      10-97  -  Criminal history - caution indictor
                       J1  -  Felony arrest record
                       J2  -  Known to be armed & dangerous
                       J3  -  Known to obstruct / assaulty officers
                       J4  -  Sex Offender
      10-99  -  Records indicate wanted or stolen
                       J1  -  Municipal Warrent
                       J2  -  Misdemeanor
                       J3  -  Felony
                       J4  -  Caution code