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US > Illinois > Cook (County) [Chicago]

Cook County Illinois - Downloads and Reports


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Programming Your Scanner with the RadioReference Web Service


Pre-Defined Report Downloads


Download CSV File of All Identified Frequencies in Cook County
Download Printable Cook County Reference PDF File
Download Printable PDF File of All FCC Licenses in Cook County (Sorted by Licensee)
Download Printable PDF File of All FCC Licenses in Cook County (Sorted by Frequency)

Online Reports


All Identified Frequencies in Cook County (including individual agencies and trunked systems)
Subcategory Location Data Report

Change History


Changed Admin Date Changed
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Changed Site # 001 (Chicago Simulcast) to 001 (Chicago Simulcast))kevino2018-06-20 15:29:38
Frequencies Updated (Updated: 4, Deleted 0) for Municipalities and DistrictsStarcom212018-06-19 17:23:26
Changed Subcategory Details For: Buffalo GroveStarcom212018-06-19 17:23:05
Subcategory (Municipal Police) deletedStarcom212018-06-19 17:22:02
Changed Subcategory Details For: DixmoorStarcom212018-06-19 17:21:06
Frequencies Updated (Updated: 1, Deleted 0) for Municipalities and DistrictsStarcom212018-06-19 17:20:41
Subcategory (Municipal Fire) deletedStarcom212018-06-19 17:18:29
Changed Subcategory Details For: Office of Emergency Management - Chicago (OEMC)Starcom212018-06-19 17:17:27
Changed category from (Miscellaneous Agencies 10) to (Miscellaneous Agencies 60)Starcom212018-06-19 17:15:55
Changed Subcategory Details For: SkokieStarcom212018-06-19 17:14:31
STARCOM21 Statewide Illinois System Updated (Updated encryption settings for 1 talkgroups(Cook County))Starcom212018-06-19 17:12:38
STARCOM21 Statewide Illinois System Updated (Added Talkgroup 3684 Skokie Police: Dispatch(Cook County))Starcom212018-06-19 17:12:30
Comlink Wireless (NXDN-61) System Updated (Updated General Trunked System Information)kevino2018-06-19 16:01:02
Changed Subcategory Details For: Chicago Park Districtkevino2018-06-18 23:48:35
Frequencies Updated (Updated: 4, Deleted 0) for Chicagokevino2018-06-18 23:46:10
Changed Subcategory Details For: Chicago Fire Department / EMSkevino2018-06-18 23:44:50
Changed Subcategory Details For: Chicago Fire Department / EMSkevino2018-06-18 23:42:58
Changed Subcategory Details For: Chicago Fire Department / EMSkevino2018-06-18 23:40:36
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Changed News Entry ID=6169)kevino2018-06-18 23:38:30
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Changed Talkgroup Category: Chicago Simulcast Water Management to Chicakevino2018-06-18 15:59:09
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Changed Talkgroup Category: Chicago Simulcast Public Safety to Chicago kevino2018-06-18 15:58:08
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Changed Site # 001 (Chicago Simulcast) to 001 (Chicago Simulcast))kevino2018-06-18 15:57:01
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Changed Talkgroup Category: Chicago Simulcast Public Safety to Chicago kevino2018-06-18 15:45:19
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Changed Talkgroup Category: Chicago Simulcast Water Management to Chicakevino2018-06-18 15:44:07
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Added Talkgroup Category: Chicago Simulcast Water Management)kevino2018-06-18 15:25:03
Chicago OEMC Public Safety - 800 MHz P25 System Updated (Added Talkgroup Category: Chicago Simulcast Public Safety)kevino2018-06-18 15:17:58
Agency: (Attractions) was updatedkevino2018-06-16 22:08:28
Agency: (Attractions) was updatedkevino2018-06-16 21:40:22
Frequencies Updated (Updated: 1, Deleted 0) for Municipalities and DistrictsStarcom212018-06-16 21:02:01
Frequencies Updated (Updated: 4, Deleted 1) for Municipalities and DistrictsStarcom212018-06-16 21:00:26
Frequencies Updated (Updated: 6, Deleted 1) for Municipalities and DistrictsStarcom212018-06-16 20:59:27
Frequencies Updated (Updated: 2, Deleted 0) for Municipalities and DistrictsStarcom212018-06-16 20:58:24
Frequencies Updated (Updated: 1, Deleted 0) for Miscellaneous AgenciesStarcom212018-06-16 20:57:17
Frequencies Updated (Updated: 1, Deleted 0) for Miscellaneous AgenciesStarcom212018-06-16 20:56:47
Frequencies Updated (Updated: 2, Deleted 0) for Consolidated Dispatch CentersStarcom212018-06-16 20:55:01
Frequencies Updated (Updated: 2, Deleted 0) for Consolidated Dispatch CentersStarcom212018-06-16 20:54:15
Frequencies Updated (Updated: 1, Deleted 0) for Consolidated Dispatch CentersStarcom212018-06-16 20:53:23
Frequencies Updated (Updated: 0, Deleted 1) for Consolidated Dispatch CentersStarcom212018-06-16 20:52:30
Frequencies Updated (Updated: 3, Deleted 0) for Consolidated Dispatch CentersStarcom212018-06-16 20:50:01
Frequencies Updated (Updated: 1, Deleted 0) for ChicagoStarcom212018-06-16 20:46:51




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