Hamilton County Communications Center
- Dispatches for all law enforcement agencies in Hamilton County with the following exceptions:
 
- City of Cincinnati
 - City of Deer Park
 - City of Norwood
 - City of Reading
 - City of Silverton
 - City of St. Bernard
 - City of Wyoming
 - Amberley Village
 - Village of Indian Hill
 
- All law enforcements agencies within Hamilton County, except the City of Cincinnati, use a standard unit identifier/numbering system. The system as follows:
 - Hamilton County Sheriff's Office
 - 9A-- Administration
 - 9A80 Units are shift lieutenants
 - 9B--Hazardous Devices Unit
 - 9C--Court Services
 - 9D--Detectives
 - 9D50 - 9D80 Units are members of the Regional Narcotics Unit (RENU)
 - 9E--East County Patrol Cars
 - 9E41 East K-9 Unit
 - 9F--Columbia TWP Contract Cars
 - 9G--Fugitive Unit
 - 9H--Aviation Unit
 - 9L--Colerain TWP Patrol Cars
 - (Note the township police use the same identifiers because both HCSO and Colerain TWP share beats in the township)
 - 9M--Marine Patrol
 - 9M60 Units are motorcycle units
 - 9N--Anderson TWP Contract Cars
 - 9N41 Anderson TWP K-9 Unit
 - 9P--Symmes TWP Contract Cars
 - 9R--Green TWP Patrol Cars
 - (Note the township police use the same identifiers because both HCSO and Green TWP share beats in the township)
 - 9R41 Green TWP K-9 Unit
 - 9S--Sycamore TWP Contract Cars
 - 9T--Traffic Safety
 - 9T10 – 9T19 Units are county wide traffic cars
 - 9T31 – 9T34 Units are Colerain TWP traffic safety contract cars
 - 9T60 Units are Anderson TWP traffic safety contract cars
 - 9V--West Contract Cars
 - 9V11/21/31 Miami TWP Contact Car
 - 9V22 Harrison TWP Contact Car
 - 9V23 Miami TWP/ North Bend Contract Car
 - 9W--West County Patrol Cars
 - 9W41 West K-9 Unit
 - 9W50 – 9W60 Units are the patrol clerks
 - 9X--Special Deputies
 - 9Y--Special Deputies
 
- Western Law Enforcement Agencies
 - 8A11 – 99Addyston
 - 8C11 – 99Cheviot
 - 8V11 – 99Cleves
 - 8D11 – 99Delhi Township
 - 8H11 – 99Harrison
 - 8M11 – 99Mount Healthy
 - 8N11 – 99North College Hill
 - Central Law Enforcement Agencies
 - 5A11 – 99Arlington Heights
 - 7J11 – 99Elmwood Place
 - 4E11 – 99Evendale
 - 8F11 – 99Forest Park
 - 7K11 – 99Glendale
 - 8G11 – 99Green Hills
 - 7Q11 – 99Lincoln Heights
 - 5L11 – 99Lockland
 - 8S11 – 99Sharonville
 - 8P11 – 99Springdale
 - 8E11 – 99Springfield Township
 - 8W11 – 99Woodlawn
 - Eastern Law Enforcement Agencies
 - 4B11 – 99Blue Ash
 - 4F11 – 99Fairfax
 - 5G11 – 99Golf Manor
 - 4M11 – 99Madeira
 - 4R11 – 99Mariemont
 - 4D11 – 99Milford
 - 4N11 – 99Montgomery
 - 4W11 – 99Newtown
 - 4T11 – 99Terrace Park
 - Agencies Not Dispatched By HCCC (Except City of Cincinnati)
 - 5J11 – 99Amberley Village
 - 5D11 – 99Deer Park
 - 5H11 – 99Indian Hill
 - 7N11 – 99Norwood
 - 5C11 – 99Reading
 - 7R11 – 99St. Bernard
 - 5V11 – 99Silverton
 - 7Y11 – 99Wyoming
 
- Phonetic Alphabet
 
- A – Adam
 - B – Boy
 - C – Charles
 - D – David
 - E – Edward
 - F – Frank
 - G – George
 - H – Henry
 - I – Ida
 - J – John
 - K – King
 - L – Lincoln
 - M – Mary
 - N – Nora
 - O – Ocean
 - P – Paul
 - Q – Queen
 - R – Robert
 - S – Sam
 - T – Tom
 - U – Union
 - V – Victor
 - W – William
 - X – X-ray
 - Y – Young
 - Z – Zebra
 
- Codes
 
- Code 1 – Computers Down
 - Code 1M – MDT’s Down
 - Code 2 – Urgent (No lights)
 - Code 3 – Emergency
 - Code 4 – Disregard
 - Code 5 – Officer Needs Assistance
 - Code 6 – On An Investigation
 - Code 7 – Out Of Service Eating
 - Code 9 – Mental Subject
 
- Signals
 - Signal 1 – Call Your Station
 - Signal 2 – Respond To Your Station
 - Signal 6 – Investigate A Hold-Up Alarm
 - Signal 7 – Investigate
 - Signal 10 – Fight In Progress
 - Signal 12 – Parking Violation
 - Signal 13 – Unknown Trouble
 - Signal 14 – Suspicious Person(s)
 - Signal 15 – Car And Occupants
 - Signal 16 – Person(s) With A Gun/Knife
 - Signal 17 – Disorderly Crowd
 - Signal 18 – Injured Person
 - Signal 19 – Meet With Another Officer
 - Signal 20 – Juvenile
 - Signal 21 – Male Adult Prisoner
 - Signal 22 – Sick Person
 - Signal 24 – Road Hazard
 - Signal 26 – Available/In Service
 - Signal 27 – On Scene And Not Available
 - Signal 28 – Bank Run
 - Signal 29 – Animal Complaint
 - Signal 30 – Wanted Person
 - Signal 30T – Traffic Warrant/Capias
 - Signal 30M – Misdemeanor Warrant
 - Signal 30F – Felony Warrant
 - Signal 35 – On Scene And Available
 - Signal 44 – Give Your Location
 - Signal 50 – Bomb Threat
 - Signal 55 – Call The Communications Center
 - Signal 66 – Bank Hold-Up Alarm
 - Signal 77 – Recorded Intrusion Alarm
 - Signal 99 – Trouble At Station
 - Signal 100 – Pigeon Drop
 
