Federal Agencies (Cook County)

Last Updated: July 10, 2022, 12:58 am

See http://www.radioreference.com/apps/db/?aid=7742 for Federal Interoperability frequencies.

Frequencies

Departments

Alcohol, Tobacco, Firearms and Explosives
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
164.23750 RM 650 NAC BATFE Wire 1 Surveillance/Wire 1 P25 Law Tac
165.28750 B 650 NAC BATFE Base Chicago Base P25 Law Tac
165.51250 RM BATFE Surv Surveillance FM Law Tac
165.91250 RM 650 NAC BATFE Tac 5 Tac 5 P25 Law Tac
166.28750 M BATFE Surv Surveillance FM Law Tac
166.53750 RM BATFE Chgo Chicago FM Law Tac
166.53750 RM BATFE Chgo Chicago FM Law Tac
166.85000 RM BATFE Tac reported Tac channel FM Law Tac
166.92500 RM BATFE CP Mobile Command Post(?) FM Law Tac
167.16250 RM 650 NAC BATFE Tac 1 Tac 1 P25 Law Tac
168.00000 RM CSQ BATFE Surv Surveillance FM Law Tac
168.35000 RM 650 NAC BTAFE Tac 4 Tac 4 P25 Law Tac
170.88750 RM 650 NAC BATFE Wire2 Surveillance/Wire 2 P25 Law Tac
170.96250 RM 650 NAC BATFE Tac 2 Tac 2 P25 Law Tac
172.48750 RM 650 NAC BATFE Wire 3 Surveillance/Wire 3 P25 Law Tac
173.01250 RM 650 NAC BATFE Tac 3 Tac 3 P25 Law Tac
173.88750 RM 650 NAC BATFE Tac 6 Tac 6 P25 Law Tac
409.37500 RM BATFE CPD TF Task Force w/CPD FM Law Tac
418.65000 RM BATFE Tac UHF Tac simplex FM Law Tac
Customs and Border Patrol
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
136.37500 M CBP A/A Air-to-Air AM Law Tac
162.06250 RM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
162.31250 RM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
162.82500 RM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
163.47500 RM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
163.75000 RM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
163.77500 RM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
165.85000 BM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
168.08750 RM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
172.36250 BM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
172.66250 BM C02 NAC CBP O'Hare O'Hare Airport P25 Law Tac
172.86250 RM C02 NAC CBP Ohare 14 O'Hare Airport - Ops (Ch 14) P25 Law Tac
172.96250 BM C02 NAC CBP O'Hare O'Hare (repeater input?) P25 Law Tac
162.90000 RM C02 NAC CBP Invstgtn Investigations P25 Law Tac
163.31250 RM C02 NAC CBP Invstgn Investigations P25 Law Tac
163.50000 RM C02 NAC CBP Invstgtn Investigations P25 Law Tac
163.67500 RM C02 NAC CBP Invstgtn Investigations P25 Law Tac
163.72500 RM C02 NAC CBP Invstgtn Investigations P25 Law Tac
164.73750 RM C02 NAC CBP Invstgtn Investigations P25 Law Tac
164.97500 RM C02 NAC CBP Invstgtn Investigations P25 Law Tac
162.95000 M C02 NAC CBP Tac 1 Tac 1 P25 Law Tac
163.12500 M 301 NAC CBP: Tac 7 Tac 7 P25 Law Tac
165.23750 RM 301 NAC CBP DNET 1 DNET 1 P25 Law Tac
165.43750 RM 301 NAC CBP 1654375 Ops P25 Law Tac
165.76250 RM 301 NAC CBP 1657625 Ops P25 Law Tac
166.58750 RM 301 NAC CBP 1665876 Ops P25 Law Tac
168.83750 M 293 NAC CBP Air 1 Air 1 P25 Law Tac
168.96250 M 293 NAC CBP Air 2 Air 2 P25 Law Tac
169.16250 M 293 NAC CBP Air 4 Air 4 P25 Law Tac
169.26250 M 293 NAC CBP Air 3 Air 3 P25 Law Tac
169.38750 M 293 NAC CBP Air 5 Air 5 P25 Law Tac
170.96250 M 650 NAC CBP Tac 2 Tac 2 P25 Law Tac
Drug Enforcement Administration
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
169.57500 RM 156 NAC DEA 169.575 Operations P25E Law Tac
170.37500 RM 156 NAC DEA 170.375 Operations P25E Law Tac
170.56250 RM 156 NAC DEA 1705625 Operations P25E Law Tac
170.65000 RM 156 NAC DEA 170.650 Operations P25E Law Tac
170.66250 RM 156 NAC DEA 1706625 Operations P25E Law Tac
173.86250 RM 156 NAC DEA 1738625 Operations P25E Law Tac
171.45000 M DEA Chi Mic1 Wireless Microphones FM Law Tac
171.60000 M DEA Chi Mic2 Wireless Microphones FM Law Tac
172.00000 M DEA Chi Mic3 Wireless Microphones FM Law Tac
172.20000 M DEA Chi Mic4 Wireless Microphones FM Law Tac
Federal Aviation Administration
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
162.31250 RM FAA 1623125 Operations P25 Federal
163.47500 B C02 NAC ICE 163.475 ICE: Simulcast with 163.7500 ICE (Ch 13) P25 Law Tac
163.50000 RM FAA 163.5 Operations P25 Federal
164.10000 RM 100.0 PL ICE 164.1 OHare USCS/ICE (US Customs F20 FM Federal
165.61250 RM FAA 1656125 OHare FM Federal
165.71250 BM 136.5 PL FAA 1657125 OHare FM Federal
166.17500 RM 136.5 PL FAA 166.175 Maintenance [Simplex F-11] FM Federal
167.01250 RM 001 NAC FAA 167.0125 Operations P25 Federal
169.16250 RM 136.5 PL FAA 169.1625 Operations (inversion scrambling) FM Federal
171.96250 RM C02 NAC FAA 171.9625 Operations P25 Federal
172.12500 M NARACS F-8 NARACS simplex [F-8] FM Federal
172.15000 M NARACS F-9 NARACS simplex / OHare runway lighting control tones [F-9] FM Federal
172.15000 RM 131.8 PL FAA 172.15 Operations (inversion scrambling) FM Federal
172.17500 RM FAA OhareF-4 Chicago OHare 4Z/4B/5A FM Federal
172.17500 M CSQ NARACS F-10 NARACS simplex channel 10 FM Federal
172.85000 RM 136.5 PL NARACS F-4 Chicago/NARACS Repeat and Simplex W/169.250 input F4 FM Federal
172.87500 RM NARACS F-5 NARACS FM Federal
172.90000 RM FAA TSA F-6 OHare TSA Security P25 (3A officers on input?) P25 Federal
172.90000 RM NARACS F-6 NARACS FM Federal
172.90000 RM 136.5 PL FAA 172.9 Chicago FM Federal
172.92500 RM 136.5 PL FAA NARACF-1 O'Hare/NARACS Chicago Repeat and Simplex W/169.325 input / Chgo FM Federal
172.95000 RM 136.5 PL FAA NARACF-2 Chicago/OHare/NARACS Repeat and Simplex W/169.350 input / Chgo FM Federal
172.97500 RM 136.5 PL FAA NARACF-3 Chicago/NARACS Ops W/169.375 input / Ohare runway lighting FM Federal
173.20500 F OHare Data1 Data OHare City Telemetry Telm Data
173.21000 F OHare Data2 Data OHare City Telemetry Telm Data
173.23750 F DuP Air Data Data DuPage County Airport telemetry Telm Data
173.39000 F OHare Data3 Data OHare City Telemetry Telm Data
173.96500 F OHare Data4 Data OHare City Telemetry Telm Data
407.15000 F CSQ OH 407.15 Transportation Network - possibly USAF FM Federal
413.60000 F OH Windshr Windshear Detectors (Data) Telm Data
Federal Bureau of Investigations

* See wiki page for additional information.

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
167.56250 M 167 NAC FBI Chi N/W Local/Nationwide Simplex (Ch 4) P25 Law Tac
170.72500 RM 167 NAC FBI Chi A2 Chicago - [A2] P25 Law Tac
170.72500 RM 167 NAC FBI Chi A3A4 Chicago - [A3/A4] P25 Law Tac
170.62500 RM 167 NAC FBI Chi A5A6 Chicago [A5/A6] P25 Law Tac
167.21250 RM 167 NAC FBI Chi B1B2 Chicago [R B2/S B1] P25 Law Tac
167.33750 RM 167 NAC FBI Chi C1 Chicago P25 Law Tac
173.15000 RM 167 NAC FBI Chi C3 Chicago [C3] P25 Law Tac
170.35000 RM 167 NAC FBI Chi C7 Chicago (simulcasts w/169.950) P25 Law Tac
164.55000 RM F7E NAC FBI Chi D1/2 Chicago - OCDETF [R D1/S D2] (USCS/ICE?) P25 Law Tac
166.46250 M 001 NAC FBI Chi D3 Chicago T-COMM P25 Law Tac
167.53750 RM 167 NAC FBI Chi D5D6 Chicago - SWAT [R D6/S D5] P25 Law Tac
163.10000 M 167 NAC FBI Chi D7 Chicago [D7] P25 Law Tac
167.48750 RM 167 NAC FBI Chi E1 Chicago [E1] P25 Law Tac
169.95000 RM 167 NAC FBI Chi G3 Chicago - Events [R G3/S G4] P25 Law Tac
170.35000 RM 167 NAC FBI Chi G5 Chicago G5 P25 Law Tac
167.58750 M 167 NAC FBI Chi H5? Chicago H5? P25 Law Tac
167.43750 M 167 NAC FBI Chi H6? Chicago H6? P25 Law Tac
164.55000 RM F7E NAC FBI 164.550 Chicago Area (usually encrypted) P25e Law Tac
166.93750 RM 167 NAC FBIChi166937 Chicago P25 Law Tac
167.51250 BM 167 NAC FBI 1675125 Chicago P25 Law Tac
167.61250 B 167 NAC FBI 1676125 Chicago P25E Law Tac
168.98750 RM 167 NAC FBI Chicago Chicago P25 Law Tac
170.72500 RM 167 NAC FBI P25 1707 Chicago Area P25 Law Tac
171.26250 RM 167 NAC FBI 171.2625 Chicago P25 Law Tac
171.61250 RM 167 NAC FBI1716125 Chicago P25 Law Tac
173.05000 RM 167 NAC FBI Chicago Chicago P25 Law Tac
173.13750 RM 167 NAC FBI 1731375 Chicago P25 Law Tac
173.98750 RM 167 NAC FBI 1739875 Chicago P25 Law Tac
Federal Communications Commission
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
167.05000 RM 173.8 PL FCC Chicago Chicago Ops FM Federal
Federal Emergency Management Agency

The FEMA Region 5 office is located in the 536 S. Clark / 101 W. Ida B. Wells Federal Building in downtown Chicago.

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
407.66250 RM 421 NAC FEMA 5/6 Ch. 5/6 P25e Federal
149.02500 RM 312 NAC FEMA 149.025 Chicago Office (date?) P25e Federal
138.57500 RM 118.8 PL FEMA A5 Chicago Office (date?) FM Emergency Ops
140.92500 M 118.8 PL FEMA C5 Chicago Office: Simplex (date?) FM Emergency Ops
138.22500 RM Nationwide R Nationwide Repeater (on scene) FM Emergency Ops
Federal Reserve Bank of Chicago
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
406.66250 RM CC 1
TG 10
SL 1
FedRsvCgo Police Police Operations DMR Federal
407.68750 RM CC 1
TG 6
SL 2
FedRsvCgo BldgOp Building Operations DMR Federal
407.68750 RM CC 1
TG 1
SL 1
FedRsvCgo Contr Building Operations: Outside Contractors? DMR Federal
General Services Administration
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
406.11250 RM CC 1
TG 1000
SL 1
GSA Kluczyns Kluczyinski Federal Building: Building Operations DMR Federal
406.11250 RM CC 1
TG 1000
SL 2
GSA Dirksen Dirksen Federal Building: Building Operations DMR Federal
407.07500 RM CC 1
TG 1000
SL 1
GSA Clrk/Cng 536 S. Clark / 101 W. Ida B. Wells Federal Building: Building Operations DMR Federal
407.07500 RM CC 1
TG 1000
SL 2
GSA Metcalfe Metcalfe Federal Building: Security and Building Operations DMR Federal
Immigration and Customs Enforcement
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
162.06250 BM C02 NAC DHS Ohare 3* Simulcast of INS Chicago (R F2/S F3) P25 Law Tac
162.87500 M CSQ INS Chicago INS Chicago mobiles FM Law Tac
162.92500 M INS Chicago INS Chicago mobiles may input 163.6250 Repeater FM Law Tac
162.97500 M INS Chicago INS Chicago mobiles FM Law Tac
163.11250 M 169 NAC ICE NatTac 3 Immigration and Customs Enforcement - Nat Tac 3 P25 Law Tac
163.62500 RM C02 NAC ICE 163.625 ICE P25 Law Tac
163.62500 RM C02 NAC DHS Ohare 3 INS Chicago (R F2/S F3) P25 Law Tac
163.67500 BM C02 NAC DHS OHare ICE/DHS (CBP/APHIS/ICE) operations O'Hare P25 Law Tac
163.70000 M 169 NAC ICE NatTac 1 Immigration and Customs Enforcement: Nat Tac 1 P25 Law Tac
163.75000 B C02 NAC ICE 163.75 ICE: Simulcast with 163.475 ICE P25 Law Tac
164.78750 M 169 NAC ICE NatTac 4 Immigration and Customs Enforcement: NatTac 4 P25 Law Tac
165.85000 RM C02 NAC ICE 165.85 RCC/ICE (not encyrpted) P25 Law Tac
166.06250 BM C02 NAC ICE 1660625 ICE P25 Law Tac
166.46250 RM ICE 166.4625 USCS/ICE Treasury - Common FM Law Tac
168.58750 M 169 NAC ICE NatTac 2 Immigration and Customs Enforcement: Nat Tac 2 P25 Law Tac
Internal Revenue Service
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
163.21250 M 100 NAC IRS Tac 1 Tac 1 P25 Federal
163.63750 M 100 NAC IRS Tac 2 Tac 2 P25 Federal
165.95000 RM 009 NAC IRS Chicago Ch1 Channel 1 (IRS repeat and simplex) P25 Federal
166.00000 RM 131.8 PL IRS Chicago Chicago Repeater/Simplex FM Federal
166.00000 RM 146.2 PL IRS Chicago Chicago Repeater/Simplex FM Federal
166.00000 RM 192.8 PL IRS Chicago Chicago Repeater/Simplex FM Federal
418.17500 RM 123.0 PL IRS CID C2C CID Car-to-Car Chicago FM Federal
418.22500 RM 123.0 PL IRS CID Rptr CID Repeater/Simplex Chicago FM Federal
Justice - 25 Cities Interoperability Project

These P25 repeaters support local, state and federal voice communications interoperability their respective areas (High Risk Metropolitan Area Interoperability)

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
170.81250 RM 653 NAC DOJ Chi Com N Command - North (Palatine) [CG-COM-N] P25 Interop
168.88750 RM 653 NAC DOJ Chi Tac N Tactical - North (Palatine) [CG-TAC-N] P25 Interop
171.68750 RM 653 NAC DOJ Chi Com C Command - Central (Chicago) [CG-COM-C] P25 Interop
172.21250 RM 653 NAC DOJ Chi Tac C Tactical - Central (Chicago) [CG-TAC-C] P25 Interop
171.43750 RM 653 NAC DOJ Chi Com S Command - South (Joliet) [CG-COM-S] P25 Interop
168.91250 RM 653 NAC DOJ Chi Tac S Tactical - South (Joliet) [CG-TAC-S] P25 Interop
171.48750 BM 653 NAC DOJ Ops-A Operations P25 Interop
Labor
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
406.20000 M DOL OCTF 1 Organized Crime Task Force [Ch 1] FM Federal
414.77500 M DOL OCTF 2 Organized Crime Task Force [Ch 2] FM Federal
412.40000 M DOL OCTF 3 Organized Crime Task Force [Ch 3] FM Federal
164.70000 M DOL WH U1 Wage and Hour Unit FM Federal
166.20000 M DOL WH U2 Wage and Hour Unit FM Federal
Marshals Service
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
162.78750 RM Chicago (als Chicago (also simplex) P25 Law Tac
163.20000 RM 293 NAC USM Chicago Chicago repeater (& simplex) P25 Law Tac
164.60000 RM Chicago (als Chicago (also simplex) P25 Law Tac
170.85000 M 127.3 PL USM Chi F-1 Chicago: Courts Security Unit [Ch 1] FM Law Tac
170.75000 M 74.4 PL USM Chi F-2 Chicago: Courts Security Unit [Ch 2] FM Law Tac
Bureau of Prisons
Metropolitan Correctional Center Chicago
Motorola Type II SmartZone
Metropolitan Correctional Center (MCC) Chicago
Federal Protective Service

RIDs observed on 410.800: 6722065, 6750058, 6750065 (4/7/22)

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
410.80000 RM 201 NAC FPS Chicago New New (2022) P25e Law Tac
406.70000 RM 201 NAC FPS Chicago Wide Wide Area (Chicago/Milwaukee) [Base ENC] P25e Law Tac
406.20000 RM 201 NAC FPS ChicagoLocal Local Area P25 Law Tac
Postal Service

USPS radio operations appear to have shifted primarily to digital modes (P25 for police and inspectors, DMR for facility operations).  Any analog operations listed below may be old and out of service. (April 2022)

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
162.22500 RM 114.8 PL USPS 162.225 Postal (Chicago) FM Federal
162.22500 RM 612 DPL USPS 162.225 Postal Flight Loading (Chicago Base) FM Federal
164.37500 BM USPS 164.375 Postal Flight Loading (OHare) FM Federal
164.98750 BM CSQ USPS 164.9875 Postal (Chicago) FM Federal
165.15000 RM 546 DPL USPS 165.150 Postal:Tractor/Trailer Ops FM Federal
166.22500 BM CSQ USPS 166.225 Postal (Chicago) FM Federal
166.37500 BM CSQ USPS 166.375 Postal (OHare facility) FM Federal
168.27500 BM 82.5 PL USPS 168.275 Postal: link w/414.750 (Chicago) FM Federal
169.65000 BM USPS 169.650 Postal: Inspectors - Old (Chicago) FM Law Tac
169.83750 RM 223 DPL USPS 169.8375 Postal (Chicago) FM Federal
169.85000 RM USPS 169.850 Postal Inspectors/Police FM Law Tac
171.62500 BM CSQ USPS 171.625 Postal: Forest Park Sorting Facility FM Federal
171.97500 RM CSQ USPS ORD Postal: Cargo/Flight Loading (OHare) FM Federal
171.97500 BM CSQ USPS Lake Villa Postal (Lake Villa) FM Federal
406.13750 RM 152 DPL USPS SSP-DC Mnt S Suburban P/DC Bedford Park: Maintenance FM Federal
406.32500 RM USPS 406.325 Postal (Chicago) FM Federal
406.33750 M 482 NAC USPS Chi 4063375 Postal: Inspectors P25E Law Tac
406.50000 RM 411 DPL USPS Chi Dock Postal: Dock Ops (Chicago) FM Federal
406.53750 RM CC 1
TG 1
SL 1
USPS Chi 1 Chicago Main Post Office: Mail Handling Ops DMR Federal
406.53750 RM CC 1
TG 5
SL 2
USPS Chi 2 Chicago Main Post Office: Operations DMR Federal
406.93750 RM 464 DPL USPS Palatine USPS - Palatine Processing / Distribution Center FM Federal
407.17500 RM CC 1
TG 2
SL 1
USPS Chi Techs Chicago Main Post Office: Technicians and Mechanics DMR Federal
407.47500 RM 565 DPL USPS SSP-DC Mail S Suburban P/DC Bedford Park: Mail Processing FMN Federal
407.53750 RM CC 1
TG 2
SL 2
USPS ORD Maint Postal (OHare): Machine Maintenance DMR Federal
407.53750 RM CC 1
TG 1
SL 1
USPS ORD Ops Postal (OHare): Operations DMR Federal
407.72500 RM 482 NAC USPS 407725 Postal: Chicago Base P25 Federal
407.72500 RM 82.5 PL USPS Blue Postal: Inspectors/Police (Blue Chicago) FMN Law Tac
407.88750 RM CC 1
TG 1
SL 1
USPS CBMC 1 Chicago Bulk Mail Center (Forest Park) - Dock Operations DMR Federal
407.88750 BM CC 1
TG 5
SL 2
USPS CBMC 5 Chicago Bulk Mail Center (Forest Park) - Operations DMR Federal
407.93750 RM 343 DPL USPS 407.9375 Postal (OHare ?) FMN Federal
408.02500 RM 192.8 PL USPS 408.025 Postal (Chicago/OHare) FM Federal
408.05000 BM 192.8 PL USPS 408.050 Postal (OHare) FM Federal
408.08750 RM CC 1
TG 2
SL 1
USPS CBMC 2 Chicago Bulk Mail Center (Forest Park) - Sorting DMR Federal
408.13750 BM 306 DPL USPS 408.1375 Postal Service - Dock Ops FM Federal
408.40000 RM 103.5 PL USPS 408.400 Postal Service ? FM Federal
408.42500 RM CC 1
TG 7
SL 1
USPS CBMC 7 Chicago Bulk Mail Center (Forest Park) - Trailer Marshalling DMR Federal
408.75000 M USPS 408.750 Postal (OHare) FM Federal
409.13750 RM CC 1
TG 3
SL 1
USPS ORD Ch. 3 Postal: Chicago International Service Center (O'Hare) Channel 3 DMR Federal
410.00000 BM USPS Chi RED Postal: Red Base (Chicago) FM Federal
410.32500 BM USPS 410.325 Postal (Chicago mobiles) FM Federal
411.40000 BM 123.0 PL USPS OHr Ops Postal: Building Ops (OHare) FM Federal
411.45000 RM 118.8 PL USPS 411.450 Postal? (Chicago area) FM Federal
411.47500 RM USPS 411.475 Postal: Building Maintenance (OHare) FMN Federal
411.55000 B 131.8 PL USPS 411.550 Postal (Chicago area) FM Federal
414.75000 RM UPSP PD Red Postal: Inspectors/Police - Red (Chicago) FME Law Tac
414.75000 RM 82.5 PL USPS PD Red OLD? Postal: Inspectors/Police - Red (Chicago) FM Law Tac
416.97500 RM CSQ USPS Paging Postal: Pages (Chicago) FM Federal
417.77500 RM 82.5 PL USPS Green Postal Inspectors/Police Green (North Chicago) FM Federal
418.30000 RM 82.5 PL USPS SecChi Postal Security (Chicago) FM Federal
Secret Service

The Secret Service is now mostly encrypted P25 in the Chicago area.

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
165.78750 RM 001 NAC USSS Baker BAKER P25 Law Tac
165.37500 RM 001 NAC USSS Charlie CHARLIE P25 Law Tac
165.37500 RM 001 NAC USSS Charlie CHARLIE (alternate input) P25 Law Tac
165.21250 RM 001 NAC USSS Mike MIKE P25 Law Tac
164.65000 RM 001 NAC USSS Tango TANGO P25 Law Tac
164.40000 M 001 NAC USSS Papa PAPA - simplex (and input to 165.7875) P25 Law Tac
164.88750 M 001 NAC USSS Oscar OSCAR Presidential Detail P25 Law Tac
167.01250 RM 001 NAC USSS 1670125 Executive Protection Details P25 Law Tac
167.03750 RM 001 NAC USSS 1670375 Executive Protection Details P25 Law Tac
State Department
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
407.60000 M USSD Chi 3 Chicago - Car-to-Car simplex [Ch 3] P25 Law Tac
408.60000 M USSD Chi 4 Chicago: Car-to-Car [Ch 4] P25 Law Tac
409.52500 RM 293 NAC USSD DigProt Diplomatic Security Service P25 Law Tac
409.62500 RM 293 NAC USSD Chi 1 Chicago [Ch 1] P25 Law Tac
Transportation Security Administration
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
406.73750 RM 010 NAC TSA ORD Operations (O'Hare Airport) P25e Federal
406.73750 RM 070 NAC TSA MDW Operations (Midway Airport) P25e Federal
172.15000 RM 1A2 NAC TSA MDW 1 Operations (Midway Airport) P25 Federal
172.90000 RM 1A2 NAC TSA MDW 2 Operations (Midway Airport) P25 Federal
169.16250 RM 001 NAC TSA 1691625 Operations P25 Federal
169.30000 RM 001 NAC TSA 169.3 Operations P25 Federal
172.15000 RM 001 NAC TSA 172.150 Operations P25 Federal
172.90000 RM 001 NAC TSA 172.900 Operations P25 Federal
Veterans Administration

- An unknown Tac 2 frequency has been reported in use by Hines VA Medical Center Police. (11/17)

Motorola Federal Solutions
Project 25 Phase II
Jesse Brown VA Medical Center is Site 104 in this system. VA Police use talkgroup 10191 (8/26/20)
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
166.71250 BM AbeLincCmtry Abraham Lincoln National Cemetery (Elwood) - Operations FMN Federal
409.43750 RM 192.8 PL CJALFHC Engr Capt James A Lovell FHC: Engineering (North Chicago) FMN Federal
166.71250WCJ64 RM 421 NAC CJALFHC PD Capt James A Lovell FHC: Police (North Chicago) P25 Law Dispatch
163.26250 RM 221 NAC CJALFHC Security Capt James A Lovell FHC: Security (North Chicago) P25 Federal
170.00000 RM 116 DPL HVAMC Engr Hines VAMC: Engineering (Hines) FM Federal
416.50000 M 023 DPL HVAMC Ops Hines VAMC: Operations (Hines) FM Federal
411.35000 RM 293 NAC HVAMC PD Hines VAMC: Police (Hines) P25 Law Dispatch
409.05000 RM 192.8 PL JBVAMC Engr Jesse Brown VAMC: Engineering (Chicago) FM Federal
406.77500 RM 123.0 PL JBVAMC Hskpg Jesse Brown VAMC: Housekeeping (Chicago) FMN Federal
408.60000 RM 203.5 PL JBVAMC PD Jesse Brown VAMC: Police alternate (Chicago) FM Law Tac
National Weather Service

NOAA National Severe Storms Labs

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
163.10000 M NSSL F1/F2 NSSL F1-SMX / F2-RPTS FM Federal
163.27500 M NSSL F3 NSSL F3 Simplex FM Federal
165.43750 RM NOAA Nationa NSSL (inputs Aero) (@ O'Hare? FAA) FM Federal

Military

Civil Air Patrol

Also please see the Nationwide listings

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
148.12500 RM 107.2 PL CAP Chicago Chicago Repeater [R25] FMN Aircraft
148.12500 RM 430 NAC CAP Chicago P25 Chicago Repeater [R25P] P25 Aircraft
Coast Guard

 See https://www.radioreference.com/apps/db/?aid=7760 for a more complete list of US Coast Guard frequencies.

FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
163.13750 BM 293 NAC USCG NET 113 Boarding Operations, etc. P25 Military
164.90000 BM 293 NAC USCG NET 118 Law Enforcement / Operations Net 118 P25 Military
171.23750 BM 293 NAC USCG NET 127 Sector Lake Michigan P25 Military
412.97500 BM 293 NAC USCG NET 409 Lake Michigan Aviation Primary Net 409 P25 Military
Illinois National Guard
STARCOM21 Statewide Illinois
Project 25 Phase II
The Illinois National Guard conducts a directed net of armories and other facilities on the first Wednesday of each month at 9:00 AM on TG 30341 (ITTF Incident 5).
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
150.68750 RM 103.5 PL NRvrsdeArmy North Riverside Armory (OOS?) FM Military
Miscellaneous
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
163.00000 RM USN Blue Ang US Navy: Blue Angels ground (2004) FM Military
164.90000 RM USN Blue Ang US Navy: Blue Angels ground FM Military
170.90000 RM USN Blue Ang US Navy: Blue Angels (2003) FM Military
413.00000 RM USAF T-Birds USAF Thunderbirds demo team ground P25 Military
413.27500 RM CSQ USAF T-Birds USAF Thunderbirds demo team ground analog FM Military