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This file contains many of the radio codes & signals you hear used on the air. The information has been gleaned from many sources and since the only way to get this information is to listen and record what the radio codes and signals are encountered, there may be some differences in what is presented here from what you might believe the code or signals is used for. The data is arranged alphabetically by agency name. You can help in this effort. You can simply click on the link above to submit your information, or you can mail your information to us at: National Communications P.O. Box 291918 Kettering, OH 45429 This information is presented as a research tool courtesy of National Communications Magazine. Remember the site is free for you to use, but then there is really nothing that is free of charge. The magazine supports the web site, so please consider supporting the magazine with a subscription. With an annual subscription of $21.00 you will also receive access to our on-line 4 Million frequency searchable databases. We also have a site dedicated to Trunked Frequencies which is also available to you at no charge. You can look up frequencies by city/state You can look up frequencies by frequency/state You can print up the list of frequencies You can email a search to yourself to use in Excel or Scancat============================================================================= ALASKA STATE TROOPERS: 10-1 Unable to Copy 10-41 Non-emergency, urgent 10-2 Signals Good 10-42 Emergency 10-3 Change Frequency 10-46 Assist motorist 10-4 Acknowledgement, O.K. 10-49 Traffic signal down 10-5 Relay 10-50 Vehicle accident 10-6 Busy, stand by 10-51 Wrecker needed 10-7 Out of Service 10-52 Ambulance needed 10-8 In Service 10-53 Road/traffic blocked 10-9 Repeat last transmission 10-55 D.W.I. 10-10 Fight in Progress 10-56 Intoxicated pedestrian 10-12 Stand By / Stop 10-57 Hit and run 10-13 Weather / Road Report 10-60 Welfare check 10-14 Report of prowler 10-65 Open door/window 10-15 Civil disturbance 10-66 Message cancellation 10-16 Domestic disturbance 10-68 Request back-up 10-17 Meet complainant 10-69 Emergency back-up 10-18 Complete quickly 10-70 Fire call/alarm 10-19 Return to _______ 10-71 Advise on situation 10-20 What is Your Location? 10-77 E.T.A. 10-21 Call________ on landline 10-79 Notify Coroner (DOS) 10-22 Disregard 10-80 In custody 10-23 Arrived at scene 10-81 Lunch, coffee, donuts 10-24 Assignment completed 10-83 No contact 10-25 Report to ________ 10-84 If meeting ___ advise by ___ 10-26 Detaining subject, expedite 10-85 Late 10-27 Operator' License Check 10-86 Transportation 10-28 Vehicle Registration Info 10-87 Bar/security check 10-29 Check for wants and warrants 10-88 Advise present Telephone # 10-30 Emergency at station 10-89 Wrecker enroute 10-31 Crime in progress 10-90 Alarm in progress 10-32 Weapons Involved 10-91 Unnecessary use of radio 10-33 Emergency traffic only 10-92 Are you clear to receive 10-35 Major crime alert 10-93 Blockage (Road Block) 10-36 Routine Traffic Stop 10-94 Racing/exhibition of speed 10-37 Suspicious vehicle/person 10-95 Check local record 10-38 Stopping suspicious vehicle 10-96 Mental case 10-39 Urgent - use lights/siren 10-97 No wants or warrants 10-40 Urgent - no lights/siren 10-98 Emergency at state jail 10-99 (Adam) - Wanted and dangerous Fire Emergency Services: Code 1 Pos in-flight emergency Code 2 Pilots emergency Code 3 Actual crash / emergency Code 4 Code 5 Re-call aux/off duty to Fire Code 6 Re-call Aux/off duty to scene Code 99 EMS Cardiac arrest Code Red -- Emergency Code Yellow - Non-emergency The State Trooper Codes are also used by the following agencies: Fairbanks Fire Department Fairbanks Police Department Juneau Police Department Ketchikan Police Department
Juneau Radio System Photos Ketchikan Radio System Photos ============================================================================= ANCHORAGE FIRE DEPARTMENT: 10-1 Receiving Poorly 10-15 Intoxicated Person 10-2 Receiving Well 10-33 Send Police Code Red 10-4 Acknowledgement, O.K. 10-34 Send Police Code Yellow 10-7 Out of Service 10-35 Do You Need Police Assist 10-8 In Service 10-96 Mental Subject STANDBY RETURNING TO QUARTERS IN QUARTERS SIZE UP TERMS No Fire Visible 2 1/2 " (Hose) Fire Fire Out on Arrival Second Alarm Fire 1 1/2" (Hose) Fire Code 99 - No Signs of Life ALERT I Incoming Aircraft With Problems, Fire & Medic Units Respond to Airport Code Yellow or Red as ETA Allows ALERT II Incoming Aircraft With Problems, Fire & Medic Units Respond to Airport Code Yellow or Red as ETA Allows ALERT III Aircraft Has Crashed. Fire & Medic Units Respond to Scene -- Code Red CODE RED -- Lights & Siren CODE BLUE - Non Emergency, Use Lights & Siren to Clear Intersection of Heavy Traffic CODE YELLOW - Non Emergency CODE GREEN -- Discontinue Response CODE BLACK -- Fire Department Personnel Fatality. Use Channel Five. ----------------------------------------------------------------------------- ANCHORAGE POLICE DEPARTMENT CODES & CALL SIGNALS 10-1 Reception poor 11-1 Murder 10-2 Reception good 11-2 Rape 10-3 Change channels 11-3 Robbery 10-4 Affirmative, OK 11-5 Burglary 10-5 Meet the officer 11-6 Grand larceny 10-6 Disregard 11-7 Auto theft 10-7 Out of service 11-8 Petty larceny 10-8 In service 11-9 Prowler 10-9 Repeat 11-12 CCW 10-10 Stand by 11-19 Disturbance 10-12 Take report 11-22 D.W.I. 10-13 Fire 11-23 Accident 10-14 Live "Hot" wires down 11-24 Accident with injury 10-15 Intoxicated "Drunk" 11-25 Warrant 10-17 Prisoner in custody 11-26 Vandalism 10-18 Car refueling or maint. 11-27 Suspicious person/car 10-19 Jail 11-28 Suicide 10-20 Transport 11-29 Dead on arrival 10-21 Location 11-30 Locate/wanted 10-22 Telephone 11-31 Lost or found property 10-23 Return to station 11-32 Juvenile(s) 10-24 Registration check 11-35 Open door/window 10-25 Take call, report to 11-36 Animal 10-26 Remain in service 11-37 Medic/rescue call 10-27 Wrecker needed 11-38 Mental person 10-28 In pursuit 11-39 False alarm 10-29 Wrecker enroute 11-40 Fire call/alarm 10-32 Psycho 11-41 Bomb threat 10-33 Need assistance 11-50 Security 10-34 Send one cover unit 10-35 Welfare check Code 1 When possible 10-36 Officer assist Code 2 Routine response 10-44 Emergency - clear air Code 3 Emergency response 10-55 Follow-up Code 4 Emergency / quiet 10-60 Citizen's arrest 10-61 Traffic control 10-62 Other traffic (assist) 10-70 Traffic stop 10-76 F.I. 10-80 Lunch time 10-81 Donut time (break) 10-82 Personal 10-90 Duty officer in dispatch 10-91 Bring vehicle to station 10-92 Court duty, attorney confrence 10-93 Daministration, duty, errands 10-95 Miscellaneous 10-98 Misdemeanor warrant 10-99 Felony warrant =============================================================================