10-4 Police Code

10-4 Code in Different Locations / Departments

RegionLocationDefinition
GenericTen CodesAcknowledgment (OK) / Message received
APCOTen CodesAffirmative (OK)
AlabamaAlabama Public SafetyAcknowledgement
AlabamaAlabama State Police CodesAcknowledgment (OK)
AlaskaAlaska State Police CodesAcknowledgement, O.K
AlaskaAnchorage Fire DapartmentAcknowledgement,
AlaskaAnchorage Police DapartmentAffirmative, OK
ArizonaArizona State Police CodesAffirmative / Understood
ArizonaMaricopa County Sheriff's DepartmentAffirmative (ok)
ArizonaMesa Police DepartmentAcknowledgement / Ok
ArizonaMesa Police DepartmentAcknowledgement / Ok
ArizonaPhonrex Fire DepartmentAcknowledgement, O.k
ArizonaPima County Sheriff's CodesAcknowledgement
ArizonaTuscon Police DepartmentMessage Received, O.k
ArizonaYavapai County Sheriff's CodesO.k
ArizonaYuma County Sheriff's CodesNo Further Assist Needed
ArkansasArkansas Game and Fish CommissionOK
CaliforniaCalifornia State Police CodesAcknowlegement
CaliforniaContra Costa County CodesAcknowledgement
CaliforniaHighway Patrol CHP CodesMessage received
CaliforniaHumboldt County CodesMessage received / OK
CaliforniaLong Beach Police DepartmentO.K
CaliforniaRevised Offical APCO Ten CodesAcknowledgement
CaliforniaSan Francisco Police DepartmentOK/Message Received
CaliforniaSan Mateo County CodesMessage Receive
CaliforniaVentura County Emergency Services Paramedic UnitsMessage received
ColoradoColorado State Police CodesRelay / OK
ColoradoColorado State Police CodesAcknowledgement
ConnecticutBridgeport City CodesAcknowledge
ConnecticutDepartment of Transportation CodesOK Message Received
ConnecticutEast Windsor CodesAcknowledgement
ConnecticutHamden Police CodesAcknowledgement
ConnecticutHartford City CodesAcknowledgement
ConnecticutHartford City CodesO.K. I Understand
ConnecticutHartford City CodesMessage Received
ConnecticutHartford City CodesAcknowledge
ConnecticutMiddletown / Cromwell Police CodesOK
ConnecticutMilford City CodesMessage Received
ConnecticutNew Britain CodesMessage received
ConnecticutRocky Hill Police CodesAcknowledgement
ConnecticutStamford City CodesAssault With Weapon
DelawareDelaware State Police CodesOK, Received message
FloridaFlorida State Police CodesAcknowledgement Rec'd
FloridaOkaloosa County CodesOK
FloridaPalm Beach County CodesAcknowledgement
FloridaPalmetto City CodesAcknowledge, Message Received
FloridaRevised Official APCO Ten CodesAcknowledgement
FloridaSaint John's County CodesAcknowledgement
FloridaTallahassee Police CodesOK/acknowledgement
FloridaTampa Police DepartmentAcknowledgement
GeorgiaColumbia County CodesAcknowledgement or OK
GeorgiaGeorgia State Police CodesAcknowledgement
GeorgiaUniversity of Georgia Ten CodesAcknowledgement
HawaiiHawaii State Fire CodesOK
HawaiiHonolulu Ambulance CodesAffirmative
HawaiiHonolulu Fire DepartmentAffirmative
HawaiiHonolulu Police CodesAffirmative
HawaiiMaui County Police CodesAcknowledgement
HawaiiPearl Harbor Police CodesAffirmative
IllinoisChicago Police Department CodesAcknowledge - 2 officer unit
IllinoisChicago Taxi CodesMessage understood
IllinoisChicago Transit Authority Ten CodesMessage received/understood
IllinoisDupage County Police CodesMessage received
IllinoisQuincy & Adams County Police CodesOk, affirmative
IllinoisRockford Fire Department Ten CodesAcknowledged
IndianaIndiana State Police CodesAcknowledgment
IndianaNew Castle / Henry County CodesAcknowledgement, OK
IndianaRichmond Police Department Ten CodesAcknowledge (OK)
KansasFort Leavenworth Military Police Ten CodesWrecker needed at …
KansasJohnson County Fire DepartmentAcknowledgement
KansasJohnson County Sheriff's DepartmentOK
KansasKansas City Police DepartmentAcknowledgement
KansasKansas Highway Patrol CodesAcknowledgement
KansasLenexa Police CodesO.K
KansasWyandotte County Sheriff's DepartmentAcknowledgement
KentuckyBoone County CodesAcknowledge
KentuckyCovington Police CodesAcknowledgement
KentuckyFt. Knox Military Police CodesMessage Received OK
KentuckyJefferson County Police CodesMessage Received
KentuckyKentucky State Police CodesO.K
KentuckyPineville & Bell County Police CodesOK
LouisianaLoisiana State Police CodesReceived (okay)
LouisianaNew Orleans Fire Department CodesUsed When A Crowd Becomes Hostile or When Violence Occurs
IowaIowa State Police CodesAcknowledgement
MaineMaine State Police CodesAcknowledgement
MarylandAnn Arundel County Police CodesAcknowledgment (ok)
MarylandBaltimore County Police CodesAcknowledgement
MarylandMaryland State Police CodesAcknowledgement (OK)
MarylandMontgomery County Police CodesAcknowledgement (message received) Two Man Unit
MarylandNational Capital Park Police CodesMessage RX - 1 person unit
MarylandPrince Georges County Police CodesAcknowledgement
MassachusettsBoston Metro Police CodesAcknowledgement
MassachusettsBoston Metro Transit AuthorityRoger
MassachusettsNew Bedford Police Department CodesOK
MassachusettsSharon Police Department Ten CodesAcknowledge
MichiganBerrin County Ambulance ServicesAcknowledgement
MichiganKalamzoo County CodesMessage Received
MichiganMichigan State Police CodesAcknowledgment
MinnesotaMinnesota State Police CodesAcknowledgement
MinnesotaSaint Paul Police Department CodesAffirmative
MississippiBiloxi Police CodesMessage received
MississippiHancock County Police CodesAffirmative
MississippiMississippi Highway Patrol CodesMessage Received
MissouriJohnson County Police CodesAffirmative
MissouriMissouri Highway Patrol Ten CodesMessage Understood
MissouriNorth Kansas City Police CodesRelay Information
MontanaMontana Highway Patrol Ten CodesO.K
NevadaNevada Emergency Services Ten CodesAcknowledge Message
NevadaNevada State Police CodesAcknowledgement
New HampshireLaconia Police CodesRepeat Message
New HampshireNew Hampshire Highway Patrol CodesRepeat
New HampshireNew Hampshire State Police CodesMessage Received
New JerseyHudson Bunified BCodesHoldup Alarm Ringing
New JerseyMonmouth County CodesReceived
New JerseyNew Jersey State Police CodesO.K
New JerseyOcean County Communications CodesAcknowledgement
New JerseyParamus Fire Department CodesReceived
New JerseyPaterson Fire CodesAcknowledged
New JerseyWillowbrook Mall Security CodesAcknowledgement, OK
New MexicoAlbuquerque Police Department CodesOK / Understood
New YorkAmherst Police Radio CodesMessage understood
New YorkBuffalo State College Public SafetyMessage received
New YorkFort Drumm Military PoliceSend Tow Truck
New YorkNassau County Police Ten CodesAcknowledgment
New YorkNew York State Police CodesAffirmative / Phone Chief's Officer
New YorkOswego City CodesMessage Received
New YorkPoughkeepsie Fire CodesO.K
New YorkPoughkeepsie Police CodesMessage Over and Out
New YorkRochester Police Department CodesAffirmative
New YorkState University of NY Police DepartmentAcknowledgement
North CarolinaNorth Carolina Fire Department CodesAffirmative, OKAY
North DakotaNorth Dakota State Police CodesAcknowledgement
OhioAllen County Sheriff's CodesDrunk
OhioCanton Auto Club Radio Ten CodesMessage Understood
OhioCanton Fire Department Ten CodesO.k
OhioColumbus Police Department Ten CodesAuto Accident (p.d.)
OhioDefiance County Police Dispatch CodesAuto Obstruction
OhioDelphos Police Department Ten CodesNegative
OhioFairfield Police DepartmentMessage Received
OhioHamilton County Police CodesO.k
OhioHilliard Police CodesAircraft Crash
OhioJefferson County 911 CodesAcknowledge
OhioKent State University Campus Bus Service CodesOk, Understood
OhioLancaster Police CodesMessage Received
OhioLucas County Sheriff's CodesAcknowledged
OhioMansfield Police Department CodesAuto Accident
OhioMoraine Police and Fire CodesAcknowledgement
OhioNewark Fire Department CodesOk
OhioOhio State Police CodesAcknowledgement
OhioPaulding County Sheriff's CodesOk
OhioRiverside Methodist Hospital CodesAuto Accident
OhioSpringfield Police Division CodesO.k
OhioWarren Action Ambulance Service CodesOk,acknowledgement
OhioWarren Police SignalsO.k
OklahomaMidwest City Ambulance CodesO.K
OklahomaOklahoma City Police CodesOK, Affirmative
OklahomaOklahoma State Police CodesAcknowledgement
OklahomaTulsa & Broken Arrow Police CodesAcknowledgement
PennsylvaniaBethlehem Police CodesMessage received / "Yes"
PennsylvaniaDelaware County Fire CodesMessage acknowledged
PennsylvaniaErie Police CodesBegin tour of duty
PennsylvaniaMillcreek Police Signals & CodesPhone Chief's Office
PennsylvaniaPennsylvania State Police CodesMessage Recieved
South CarolinaAiken County Sheriff's CodesAffirmative
South CarolinaAnderson County Police CodesAffirmative (OK)
South CarolinaNorth Carleston Police CodesAcknowledge/O.K
South CarolinaRichland County Law Enforcement Ten CodesOK (Affirmative)
South CarolinaSouth Carolina State Police CodesOk, Permission Granted
TennesseeMetro Nashville Police DepartmentAcknowledgement
TennesseeTennessee State Police CodesAcknowledgement
TexasDallas County Sheriff's CodesAcknowledgment (OK)
TexasEl Paso Police DepartmentAcknowledged
TexasLubbock Fire Department Ten CodesAcknowledge (OK)
TexasLubbock Police Department CodesAcknowledge (OK)
TexasPasadena Police Ten CodesAffirmative; yes
TexasSherman Police CodesAcknowledgement, O.K
VermontVermont State Police CodesOkay
VirginiaHampton Police CodesMessage Received
VirginiaMetro Washington Airports Authority PoliceAcknowledgement (OK)
VirginiaNorfolk Ten CodesO.K
VirginiaPortsmouth Police CodesAcknowledged
WashingtonKing County Sheriff's Department CodesReceived (or Ok)
West VirginiaCharleston Police & Fire Departments Ten SignalsAffirmative (OK)
West VirginiaWheeling Police Department Ten CodesAcknowledgement
WisconsinWisconsin State Police CodesAcknowledgement
AlbertaAlberta Provincial Police CodesAlarm
AlbertaCalgary Police DepartmentMessage received
AlbertaEdmonton Ambulance AuthorityMessage received
AlbertaEdmonton Fire Department CodesAcknowledgement
AlbertaEdmonton Metropol Security CodesAcknowledge
AlbertaEdmonton Police Department CodesAcknowledgement
AlbertaMarmot Basin Ski Resort CodesO.K
British ColumbiaBritish Columbia Emergency Services Ambulance CodesAffirmative
British ColumbiaVancouver Police Dapartment CodesAcknowledgement
New BrunswickFredericton Fire DepartmentMessage recieved
New BrunswickNew Brunswick Ambulance CodesPriority - lights & siren
New BrunswickNew Brunswick Department of Natural Resources Fire CentreMessage recieved
New BrunswickNew Brunswick Department of Natural Resources Ranger CodesMessage recieved
New BrunswickSaint John Fire DepartmentMessage recieved
New BrunswickSaint John Police DepartmentAffirmative
Nova ScotiaNova Scotia Provincial Police CodesO.K
OntarioDurham Regional Police CodesMessage received
OntarioHalton Regional Police CodesAcknowledgement
OntarioHamilton / Wentworth Police CodesAcknowledgement
OntarioLethbridge Police CodesMessage received
OntarioNepan Police Ten CodesAcknowledgement
OntarioNiagara Regional Police CodesAcknowledgement
OntarioOntario Provincial Police CodesAcknowledgement
OntarioOttawa Police Service CodesAcknowledgement
OntarioPeterborough Police CodesAcknowledgement
OntarioSarnia Police Ten CodesAcknowledgement
QuebecMontreal Fire Department CodesRoger
QuebecMontreal Police Department CodesO.K
QuebecMontreal West Fire Department CodesRoger
QuebecQuebec Ministry of Fish & Game CodesUnderstood
QuebecQuebec Provincial Police CodesUnderstood
SaskatchewanRegina Police CodesMessage recieved
SaskatchewanSaskatoon Police CodesAcknowledgement

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