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Chicago OEMC Public Safety - 800 MHz P25

System Name: Chicago OEMC Public Safety - 800 MHz P25
Location: Chicago, IL
County: Cook
System Type: Project 25 Phase II
System Voice: APCO-25 Common Air Interface Exclusive
System ID: Sysid: 87D WACN: BEE00
Last Updated: October 2, 2025, 01:56 am UTC   [Imported talkgroups (3 Added, 0 Updated) for Interop]
System Notes

City of Chicago OEMC Public Safety Radio System - See the wiki for additional information
FCC Callsigns Map Site Locations Report

Sites and Frequencies

Red (c) are control channel capable frequencies
RFSS Site Name Freqs
1 (1) 001 (1) Citywide Simulcast 851.050851.2125851.5875851.675851.8125852.175852.350c852.6375c
   852.650853.050853.1625c853.225853.300853.575853.6375853.675
   853.800c853.825      
1 (1) 002 (2) Midway Airport 851.1875851.3375852.5375c852.7625c853.325c853.725c  
1 (1) 003 (3) O'Hare Airport 851.5625852.100c852.7375c853.100c853.350c   
Talkgroup Category Report

Talkgroups

Interop
DEC HEX Mode Alpha TagDescriptionTag
5930172aTEIL-SECLAW 7Secure Law 7 - Law EnforcementLaw Tac
5931172bTEIL-SECLAW 8Secure Law 8 - Law Enforcement Law Tac
5932172cTEIL-INC A1Incident A1 - Disaster ResponseInterop
Chicago Police Department

Talkgroups 7014-7016 were active during the Democratic National Convention. (8/24)

DEC HEX Mode Alpha TagDescriptionTag
508113d9TeCPD SWAT 5081SWAT 81?Law Tac
509113e3TeCPD Marine UnitMarine Unit: Car-to-CarLaw Talk
5130140aTECPD Citywide 85Citywide 85Law Talk
51731435DCPD Academy 81Training Academy OpsLaw Talk
51741436DCPD Academy 82Training Academy OpsLaw Talk
51751437DCPD Academy 83Training Academy OpsLaw Talk
51761438DCPD Academy 84Training Academy OpsLaw Talk
51771439DCPD Academy 85Training Academy OpsLaw Talk
5178143aDCPD Academy 86Training Academy OpsLaw Talk
5182143eDPS Training CtrPlummer Public Safety Training CenterLaw Talk
54111523TeCPD Event 1Event 1Law Talk
54121524TeCPD Event 2Event 2 (Dispatch in the clear)Law Dispatch
54131525TeCPD Event 3Event 3Law Tac
59271727TCPD 800 CW1Citywide 1: Patched to 460.125 (173.8)Law Talk
59281728TCPD 800 CW6Citywide 6: Patched to 460.250 (162.2)Law Talk
59291729TCPD 800 CW3Citywide 3: Patched to 460.275 (141.3)Law Talk
70011b59TECPD Command 1Command 1Law Talk
70111b63TCPD Incident 1Incident 1Law Talk
70121b64TCPD Incident 2Incident 2Law Talk
70141b66TeCPD Ops 7014Police: OperationsLaw Talk
70151b67TeCPD Ops 7015Police: OperationsLaw Talk
70161b68TeCPD Ops 7016Police: OperationsLaw Talk
Chicago Fire Department

Chicago Fire / EMS talkgroups are seeing primary dispatch use and the conventional UHF channels are being used as dispatch alternates. (May 2023)

DEC HEX Mode Alpha TagDescriptionTag
10103f2TeCFD Fire CommandFire: CommandFire-Tac
10113f3DECFD HazMat/JHATHazMat/JHATFire-Tac
10143f6DECFD Cmd Sec 14 Command Secure 14Fire-Tac
10153f7DECFD Cmd Sec 15Command Secure 15Fire-Tac
10163f8DECFD Cmd Sec 16Command Secure 16Fire-Tac
10173f9DCFD Fire Event 1Fire: Event 1Fire-Tac
10183faTCFD Fire Event 2Fire: Event 2Fire-Tac
10193fbTCFD EMS CommandEMS: CommandEMS-Talk
10213fdTCFD Fire MainFire: Suppression-North (Main)Fire Dispatch
10223feTCFD Fire EnglewdFire: Suppression-South (Englewood)Fire Dispatch
10233ffTCFD EMS MainEMS: NorthEMS Dispatch
1024400TCFD EMS EnglwdEMS: SouthEMS Dispatch
Chicago Department of Water Management
DEC HEX Mode Alpha TagDescriptionTag
4001fa1TChgo Water 4001Water 4001Utilities
4002fa2TChgo Water Scty1Water Security 1Security
4004fa4TChgo Water 4004Water 4004Utilities
4007fa7DChgo Water 4007Water 4007Utilities
4008fa8TChgo Water 4008Water 4008Utilities
4009fa9DChgo Water 4009Water 4009Utilities
4012facDChgo Water 4012Water 4012Utilities
4013fadTChgo Water 4013Water 4013Utilities
4014faeDChgo Water 4014Water 4014Utilities
4015fafDChgo Water 4015Water 4015Utilities
4016fb0TChgo Water 9Water Channel 9Utilities
4017fb1DChgo Water 4017Water 4017Utilities
4018fb2TChgo Water 4018Pump Operations - Jardine Filtration Plant?Utilities
4019fb3TChgo Water B-2Water Channel B-2Utilities
4020fb4TChgo Water 4020Water 4020Utilities
4021fb5TChgo Water 4021Water 4021Utilities
4022fb6TChgo Water 4022Water 4022Utilities
4023fb7DChgo Water 4023Water 4023Utilities
4024fb8DChgo Water 4024Water 4024Utilities
4025fb9DChgo Water 4025Water 4025Utilities
Chicago Department of Finance
DEC HEX Mode Alpha TagDescriptionTag
3001bb9TFinance 1Parking Enforcement: Boot CrewsPublic Works
3002bbaTFinance 2OperationsPublic Works
Office of Emergency Management and Communications (OEMC)
DEC HEX Mode Alpha TagDescriptionTag
90012329TChgo OEMC TechsRadio TechniciansPublic Works
9002232aTChgo OEMC ElecElectriciansPublic Works
Chicago Transit Authority (CTA)
DEC HEX Mode Alpha TagDescriptionTag
71011bbdTCTA 7101Testing (10/24)Transportation
71021bbeTCTA 7102Testing (10/24)Transportation
Chicago Housing Authority
DEC HEX Mode Alpha TagDescriptionTag
70021b5aTeCHA-1 7002OperationsPublic Works
Chicago Department of Public Health
DEC HEX Mode Alpha TagDescriptionTag
70341b7aTChgo Pub HealthChicago Public Health: Operations 1 (CDPH-EPP 1)Public Works
70351b7bTChgo Pub Health2Chicago Public Health: Operations 2 (CDPH-EPP 2)Public Works
O'Hare Airport
DEC HEX Mode Alpha TagDescriptionTag
25019c5TORD Chicago PDChicago Police: DispatchLaw Dispatch
25029c6TORD Chi PD C2CChicago Police: Car-to-CarLaw Talk
25039c7TORD Chi PD EventChicago Police: EventLaw Talk
25049c8TORD Chi PD BombChicago Police: Bomb SquadLaw Tac
25059c9TORD Chi PD K9Chicago Police: CanineLaw Talk
25069caTORD Chicago FireChicago Fire: DispatchFire Dispatch
25079cbTORD CFD TrainingChicago Fire: TrainingFire-Talk
25089ccTORD CFD-EMSChicago Fire: EMSEMS-Talk
25099cdTORD CFD CMNDChicago Fire: Command Fire-Tac
25109ceTORD Joint OpsCPD/CFD Joint OperationsMulti-Tac
25119cfTORD CPD AdminChicago Police: AdminLaw Talk
25129d0TORD CFD ADMINChicago Fire: Admin Fire-Tac
Midway Airport
DEC HEX Mode Alpha TagDescriptionTag
27003697bTMDW Chicago PDChicago Police OperationsLaw Dispatch
27004697cTMDW Chicago FDChicago Fire/EMS OperationsFire Dispatch
27002697aTMDW SecurityMidway SecuritySecurity
270006978TMDW TradesMidway Electricians / MechanicsPublic Works
270016979TMDW LaborersMidway Laborers / ConstructionPublic Works
27005697dTMDW MTDMidway Motor Truck DriversPublic Works
27006697eTMDW Snow-1Snow 1Public Works
27007697fTMDW Snow-2Snow 2Public Works
270086980TMDW OperationsOperationsPublic Works
270096981TMDW AdminAdministrationPublic Works
270106982TMDW IncidentIncidentMulti-Talk
270116983TMDW Com-1Com-1Multi-Talk
270126984TMDW Com-2Com-2Multi-Talk
270136985TMDW Com-3Com-3Multi-Talk
270146986TMDW Com-4Com-4Multi-Talk
270156987TMDW Snow-3Snow 3Public Works
270166988TTraffic MngmntTraffic ManagementPublic Works