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Public Safety 4940-4990 MHz License – WQML427 – Cook County Sheriff's Police Back to results | New Search
MainAdminLocationsFrequenciesControl PointsEmissionsHistoryMap
Call SignWQML427Radio ServicePA - Public Safety 4940-4990 MHz
StatusActiveAuth TypeRegular
Dates
Grant06/24/2020Expiration09/13/2030
Effective04/20/2021Cancellation
Control Points
11401 Maybrook Drive, COOK, Maywood, IL P: (708)865-4808
Licensee
FRN0005255146TypeGovernmental Entity
LicenseeCook County Sheriff's Police
1401 South Maybrook Drive Room 201
Maywood, IL 60153
ATTN Director Walter J. Klinger
P:(708)865-4808 E:walter.klinger@ccsheriff.org
ContactCOOK COUNTY SHERIFF'S POLICE DEPARTMENT
Walter J Klinger
1401 S. Maybrook Drive
Maywood, IL 60153
ATTN Walter J. Klinger
P:(708)865-4808 E:walter.klinger@ccsheriff.org
Land Mobile Data
Eligibility90.1203Locations / Frequencies4 / 12
Certification
CertifierWalter J KlingerTitleCounty Police Sergeant

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System ID 3227500 · source l_LMpriv.zip · rendered from local DB in 7 ms · same license in Modern view

Not affiliated with or endorsed by the Federal Communications Commission. Data from FCC public ULS records. Data current as of Sep 27, 2026.