1. RRDB
  2. Browse
  3. US
  4. Illinois
  5. DuPage County
  6. Federal

Federal (DuPage County)

Last Updated: August 2, 2025, 12:06 pm UTC
Category Report

Frequencies

Departments

Energy / Argonne National Laboratory (Lemont)
STARCOM21 Statewide Illinois
Project 25 Phase II		Has talkgroups assigned, unsure of usage.
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
164.225 RM 146.2 PL ANL Security Security / Police FM Federal
409.200 BM ANL Ops 1 Operations FM Federal
409.500 BM ANL Ops 2 Operations FM Federal
409.525 BM ANL Ops 3 Operations FM Federal
411.200 BM ANL Ops 4 Operations FM Federal
416.350 BM ANL Ops 5 Operations FM Federal
418.075 BM ANL Ops 6 Operations FM Federal
418.125 BM ANL Ops 7 Operations FM Federal
164.375 RM CSQ ANL Fire Argonne Lab: Fire Department (simulcast on SC21 TG1051) FM Fire Dispatch
164.300 M CSQ ANL FG 1 Argonne Lab: Fireground FM Fire-Tac
164.500 M ANL FG 2 Fireground FM Fire-Tac
164.750 M ANL FG 3 Fireground FM Fire-Tac
167.975 BM ANL Paging Metasys Alarm POCSAG 1 LSB Data
Energy / Fermilab (Batavia)

 Although their mailing address is in DuPage County, part of Fermilab is located in Kane County.

STARCOM21 Statewide Illinois
Project 25 Phase II		Fermilab Fire uses talkgroup 35040 for Tactical and Training operations. They also use the radios for interoperability with neighboring fire agencies.
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
167.925 RM 156.7 PL Flab SecFire Security / Fire FMN Security
173.000 BM 88.5 PL Flab Sec 2 Security Alternate FMN Security
167.875 RM CSQ Flab Ops Ops FMN Federal
167.825 RM 043 DPL Flab Mobiles Mobiles FMN Federal
164.350 RM CSQ Flab BldgMnt Buildings Ops / Maintenance FMN Federal
165.200 BM 136.5 PL Flab SEWS Sitewide Emergency Warning System FMN Federal
169.600 RM Flab Shuttle Shuttles / Transportation FMN Transportation
165.2625 RM CSQ Flab TelemtA Telemetry / Synth Voice FMN Federal
406.600 RM CSQ Flab TelemtB Telemetry FMN Data
167.850 RM CSQ Flab PagersA Pagers FMN Federal
167.975 RM CSQ Flab PagersB Pagers / Alarms FMN Federal
164.225 RM 71.9 PL Flab Rds Roads and Grounds FMN Federal
164.2625 RM 127.3 PL Flab PPD Ops Partical Physics Division Operations FMN Federal
407.400 BM 114.8 PL Flab AcclDiv Accelerator Division Operations FMN Federal
United States Postal Service
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
407.350 RM CC 1
TG 1
SL 1		 USPS CSPDC 7.35 Carol Stream Processing / Distribution Center - Operations DMR Federal
407.350 RM CC 1
TG 2
SL 2		 USPS CSPDC Maint Carol Stream Processing / Distribution Center - Maintenance DMR Federal
407.8125 RM CC 1
TG 4
SL 1		 USPS CSPDC Trcks Carol Stream Processing / Distribution Center - Truck Ops DMR Federal

Military

Civil Air Patrol
FrequencyLicenseTypeToneAlpha TagDescriptionModeTag
148.125 RM 103.5 PL CAP Fermi An Fermi Lab [R41] FMN Military
148.125 RM 40B NAC CAP Fermi Dg Fermi Lab digital [R41P] P25 Military