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WGN
CHICAGO IL
AM BROADCAST
720 kHz
TRIBUNE MEDIA COMPANY
C/O NEXSTAR MEDIA INC.
545 E. JOHN CARPENTER FREEWAY, SUITE 700
IRVING TX 75062
9723738800
Facility ID: 72114
Licensed
HD Radio digital hybrid
View Public File
Correspondence
Enforcement History
FRN: 0005047105
  
This record has been enhanced by the REC Radio History Project. Pre-1932 data has been manually entered by REC based on FRC Radio Service Bulletins. Click here to learn more.
This record has been enhanced by the REC Radio History Project. Pre-1980 data has been manually entered by REC based on information from FCC History Cards. Click here to learn more.
History Grid View - Return to Classic View
Radio Service Bulletins
Estimated Date   Callsign Frequency Daytime Power Nighttime Power   Location  
06/01/1922 New station WDAP 720 200200   CHICAGO IL WRIGLEY BLDG
MID WEST RADIO CENTRAL, INC.
04/02/1923 WDAP 720/619 200200   CHICAGO IL  
07/02/1923 WDAP 720 200200   CHICAGO IL  
BOARD OF TRADE
02/01/1924 WDAP 720 500500   CHICAGO IL  
03/01/1924 WDAP 720 10001000   CHICAGO IL  
06/02/1924 WDAP 720 10001000   CHICAGO IL  
DRAKE HOTEL (WHITESTONE CO.)
08/01/1924 Previous call sign WDAP 720 10001000   CHICAGO IL  
08/01/1924 New call sign WGN 720 10001000   CHICAGO IL  
THE TRIBUNE (DRAKE-HOTEL WHITESTONE CO.)
02/02/1925 WGN 720 10001000   CHICAGO IL  
12/31/1925 WGN 720 10001000   CHICAGO IL  
07/31/1926 WGN 720 10001000   CHICAGO IL  
THE CHICAGO TRIBUNE
04/30/1927 WGN 720 2500025000   ELGIN (NEAR) IL  
05/31/1927 WGN 720 1500015000   ELGIN (NEAR) IL  
07/30/1927 WGN 720 500500   ELGIN (NEAR) IL  
THE TRIBUNE CO. AND LIBERY WEEKLY, INC.
11/30/1927 WGN 720 500500   ELGIN (NEAR) IL  
11/30/1928 WGN 720 2500025000   ELGIN (NEAR) IL  
02/28/1929 WGN 720 2500025000   ELGIN (NEAR) IL  
ON LIST
03/31/1932 WGN 720 2500025000   ELGIN (NEAR) IL  
WGN, INC.
Construction Permits and Licenses
Date Field File Number Application
Type		 Application
Status		 Status
Date		 Permit
Expires		 kHz Daytime Power Nighttime Power Schedule or
Time Share		 Antenna
Mode		 Facility
Type
04/07/1927 4-S-B-561 Modify License Granted 06/01/1927 980 500 500 WLIB NonDirectional Main
03/21/1928 4-R-B-560 Modify License Granted 11/11/1928 720 25000 25000 Unlimited NonDirectional Main
06/30/1928 4-M-B-2 Modify License Granted 06/30/1928 720 25000 25000 Unlimited NonDirectional Main
THIS APPLICATION FILED TO CORRECT POWER USED BY WLIB FROM 15KW TO 500 WATTS.
10/16/1928 4-M-B-44 License to Cover-Aux Granted 10/16/1928 720 15000 15000 Unlimited NonDirectional Auxiliary
11/26/1928 4-P-B-420 Minor Modification Dismissed 06/19/1929 720 1000 1000 Unlimited NonDirectional Main
1KW STATION FOR SYNCHRONIZATION/THIS APP CANCELLED. SEE NOTE OF COM SALTZMAN DATED 6-19-29
09/23/1929 4-P-B-971 Minor Modification Granted 11/15/1929 01/29/1930 720 25000 25000 Unlimited NonDirectional Main
CURRENTLY 37% MODULATION, CHG EQUIP FOR 100% MODULATION.
01/22/1930 4-MP-B-52 CP Extension Granted 02/07/1930 04/27/1930 720 25000 25000 Unlimited NonDirectional Main
04/25/1930 4-L-B-328 License to Cover Granted 05/16/1930 720 25000 25000 Unlimited NonDirectional Main
08/07/1930 4-P-B-1591 Minor Modification Application Denied 11/17/1931 720 50000 50000 Unlimited NonDirectional Main
09/23/1930 4-ML-B-670 Modify License Superceded 10/30/1930 720 50000 50000 Unlimited NonDirectional Main
10/30/1930 4-ML-B-670 Modify License Application Denied 12/08/1931 720 50000 50000 Unlimited NonDirectional Main
06/04/1931 4-P-B-2261 Auxiliary Permit Granted 07/07/1931 10/27/1931 720 1000 1000 Unlimited NonDirectional Auxiliary
11/03/1931 4-L-B-744 License to Cover-Aux Granted 12/08/1931 720 1000 1000 Unlimited NonDirectional Auxiliary
05/25/1933 4-P-B-2840 Minor Modification Granted 11/17/1933 720 50000 50000 Unlimited NonDirectional Main
03/23/1934 4-L-B-1055 License to Cover Granted 04/13/1934 720 50000 50000 Unlimited NonDirectional Main
04/24/1936 B4-P-1121 Minor Modification Dismissed 06/16/1942 720 500000 500000 Unlimited NonDirectional Main
T SITE TBD/DOCKET 3985 DISMISSED
07/02/1937 B4-P-1856 Minor Modification Granted 10/12/1937 720 50000 50000 Unlimited NonDirectional Main
05/09/1938 B4-MP-657 Minor Modify CP Granted 05/09/1938 720 50000 50000 Unlimited NonDirectional Main
MK CHGS IN AUTH EQUIP
11/23/1938 B4-MP-731 CP Extension Granted 12/20/1938 720 50000 50000 Unlimited NonDirectional Main
03/27/1939 B4-L-931 License to Cover Granted 04/10/1939 720 50000 50000 Unlimited NonDirectional Main
08/28/1940 B4-Z-450 Direct Measurement Granted 09/27/1940 720 50000 50000 Unlimited NonDirectional Main
10/16/1947 BP-6405 Minor Modification Granted 01/02/1948 09/02/1948 720 50000 50000 Unlimited NonDirectional Main
MAKE CHGS IN VERTICAL ANT AND MOUNT FM ANTENNA ON AM TOWER
04/10/1951 BP-8071 Minor Modification Granted 05/17/1951 01/17/1952 720 50000 50000 Unlimited NonDirectional Main
INSTALL AUX ANTENNA
12/17/1951 BMP-5777 CP Extension Granted 01/09/1952 05/17/1952 720 50000 50000 Unlimited NonDirectional Main
INSTALL AUX ANTENNA
05/08/1952 BL-4722 License to Cover Granted 06/10/1952 720 50000 50000 Unlimited NonDirectional Main
INSTALL AUX ANTENNA
04/15/1954 BP-9263 Auxiliary Permit Granted 05/03/1954 01/03/1955 720 5000 5000 Unlimited NonDirectional Auxiliary
03/09/1955 BP-9686 Replace Expired CP Granted 02/25/1955 10/25/1955 720 5000 5000 Unlimited NonDirectional Auxiliary
08/03/1955 BL-5818 License to Cover-Aux Granted 08/03/1955 720 5000 5000 Unlimited NonDirectional Auxiliary
07/17/1957 BP-11452 Minor Modification Granted 08/07/1957 04/07/1958 720 50000 50000 Unlimited NonDirectional Main
NEW T RCA BTA-50G
12/02/1957 BL-6938 License to Cover Granted 01/31/1958 720 50000 50000 Unlimited NonDirectional Main
NEW T RCA BTA-50G
11/10/1958 BZ-4080 Direct Measurement Granted 12/24/1958 720 5000 5000 Unlimited NonDirectional Auxiliary
11/12/1962 BP- Minor Modification Application Denied 11/28/1962 720 750000 750000 Unlimited NonDirectional Main
INSTALL NEW T CONTINENTIAL 322A/PETITION FOR WAIVER OF RULES AND FOR ACCEPTANCE OF APPLICATION/REQUEST FOR WAIVER AND ACCEPTANCE OF APPL DENIED MO&O
12/04/1969 BZ-7447 Direct Measurement Granted 03/31/1970 720 50000 50000 Unlimited NonDirectional Main
04/30/1970 BZ-7557 Direct Measurement Granted 07/28/1970 720 5000 5000 Unlimited NonDirectional Auxiliary
07/25/1972 BP-19278 Auxiliary Permit Granted 09/12/1972 720 10000 10000 Unlimited NonDirectional Auxiliary
NEW T, GATES BC-10H
10/11/1972 BL-13331 License to Cover-Aux Granted 11/24/1972 720 10000 10000 Unlimited NonDirectional Auxiliary
NEW T, GATES BC-10H
07/18/1995 BZ-19950718AB Modification Granted 08/16/1995 720 0 0 NonDirectional Main
DM
10/14/2022 BP-20221014AAA Modify License Pending 10/17/2022 06/07/2026 720 50000 50000 NonDirectional Main
Minor change in licensed facilities.
10/19/2022 BXP-20221018AAD Construction Permit Pending 10/20/2022 07/20/2026 720 50000 50000 NonDirectional Auxiliary
CP for auxiliary purposes.
Assignment of Licenses and Permits
Date Field File Number Assignor Assignee Application
Status		 Status
Date
04/07/1927 4-S-B-561 LIBERTY WEEKLY, INC. Granted 05/23/1927
04/07/1927 4-S-B-561 LIBERTY WEEKLY, INC. & THE TRIBUNE CO. Granted 07/15/1927
01/08/1932 4-AL-B-413 LIBERTY WEEKLY, INC. & THE TRIBUNE CO. WGN, INC. Granted 03/04/1932
03/20/1964 BAL-5065 WGN, INC. (AN IL CORP) WGN, INC. (A DE CORP) Granted 03/27/1964
11/29/1965 BML-2146 WGN CONTINENTAL BROADCASTING COMPANY Granted 01/25/1966
12/17/2008 BAL-20081217AEU WGN CONTINENTAL BROADCASTING COMPANY WGN CONTINENTIAL BROADCASTING COMPANY, DEBTOR-IN-POSSESSION Granted 01/08/2009
Involuntary Assignment of License From: WGN CONTINENTAL BROADCASTING COMPANY To: WGN CONTINENTIAL BROADCASTING COMPANY, DEBTOR-IN-POSSESSION Form 316
12/06/2019 BAL-20191206ABD WGN CONTINENTAL BROADCASTING COMPANY, LLC TRIBUNE MEDIA COMPANY Granted 12/20/2019
Voluntary Assignment of License From: WGN CONTINENTAL BROADCASTING COMPANY, LLC To: TRIBUNE MEDIA COMPANY Form 316
Transfer of Control
Date Field File Number Transferor Transferee Application
Status		 SStatus
Date
06/02/1955 BTC-2008 ROBERT R. MCCORMICK, TRUSTEE MSR. RUTH MCCORMICK TANKERSLEY, ARTHUR A. SCHMON, CHESSER M. CAMPBELL M.D., MAXWELL AND J. HOWARD WOOD, TRUSTEES Granted 07/13/1955
04/19/1968 BTC-5623 TRIBUNE COMPANY (AN IL CORP) TRIBUNE COMPANY (A DE CORP) Granted 05/23/1968
03/25/1971 BTC-6549 (INVOLUNTARY) TRUSTEES (OF THE MCCORMICK-PATTERSON TRUST), F.M. FLYNN, MARY K. PATTERSON AND RICAHRD CLARK CO-TRUSTEES (MCCORMICK-PATTERSON TRUST) F.M. FLYNN, JAMES J. PATTERSON AND W.H. JAMES, SUCCESSOR TRUSTEE TO RICHARD CLARKE (DECEASED) Granted 05/21/1971
10/31/1974 BTC-7577 H.F. GRUMHAUS, JAMES J. PATTERSON, F.M. FLYNN, MRS. RUCH MC CORMICK ET AL (8 TRUSTEES), TRUSTEES OF THE MC-CORMICK PATTERSON TRUSTS F.M. FLYNN, JAMES J. PATTERSON, MRS. RUTH MCCORMICK, H.F. GRUMHAUS, ET AL Granted 10/31/1974
01/23/1981 BTC-19810123EK Granted 02/27/1981
VOL TRANSFER OF CONTROL OF LICCORP FROM TRIBUNE COMPANY TO TRIBUNE COMPANY BROADCASTING, INC. FORM 316
06/26/2017 BTC-20170626AGD SHAREHOLDERS OF TRIBUNE MEDIA COMPANY SINCLAIR BROADCAST GROUP, INC. Dismissed 06/04/2019
Voluntary Transfer of Control, as amended From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: SINCLAIR BROADCAST GROUP, INC. Form 315
06/26/2017 BTC-20170626AGD SHAREHOLDERS OF TRIBUNE MEDIA COMPANY SINCLAIR BROADCAST GROUP, INC. Superceded 05/15/2018
Voluntary Transfer of Control, as amended From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: SINCLAIR BROADCAST GROUP, INC. Form 315
06/26/2017 BTC-20170626AGD SHAREHOLDERS OF TRIBUNE MEDIA COMPANY SINCLAIR BROADCAST GROUP, INC. Superceded 03/07/2018
Voluntary Transfer of Control, as amended From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: SINCLAIR BROADCAST GROUP, INC. Form 315
06/26/2017 BTC-20170626AGD SHAREHOLDERS OF TRIBUNE MEDIA COMPANY SINCLAIR BROADCAST GROUP, INC. Superceded 04/25/2018
Voluntary Transfer of Control, as amended From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: SINCLAIR BROADCAST GROUP, INC. Form 315
06/26/2017 BTC-20170626AGD SHAREHOLDERS OF TRIBUNE MEDIA COMPANY SINCLAIR BROADCAST GROUP, INC. Superceded 02/21/2018
Voluntary Transfer of Control From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: SINCLAIR BROADCAST GROUP, INC. Form 315
01/07/2019 BTC-20190107ADI SHAREHOLDERS OF TRIBUNE MEDIA COMPANY NEXSTAR MEDIA GROUP, INC. Superceded 04/22/2019
Voluntary Transfer of Control From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: NEXSTAR MEDIA GROUP, INC. Form 315
01/07/2019 BTC-20190107ADI SHAREHOLDERS OF TRIBUNE MEDIA COMPANY NEXSTAR MEDIA GROUP, INC. Superceded 06/13/2019
Voluntary Transfer of Control, as amended From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: NEXSTAR MEDIA GROUP, INC. Form 315
01/07/2019 BTC-20190107ADI SHAREHOLDERS OF TRIBUNE MEDIA COMPANY NEXSTAR MEDIA GROUP, INC. Granted 09/16/2019
Voluntary Transfer of Control, as amended From: SHAREHOLDERS OF TRIBUNE MEDIA COMPANY To: NEXSTAR MEDIA GROUP, INC. Form 315
Special Temporary Authority (STA) and Experimental and other miscellaneous authorizations
Type Date File Number Remarks Outcome
Special Temporary Authority 12/08/1937 B4-SA-260 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Extension of STA 02/21/1938 B4-SA-286 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Special Temporary Authority 04/12/1938 B4-S-560 TRANSMIT PLAY BY PLAY DESCRIP. STANLEY CUP HOCKEY MATCH EVENING 4-12-38 830P-10P CST OR UNTIL CONCL. GAME TO STATION CBI, TORONTO CANADA AND OTHER STATIONS IN CANADA OWNED AND OPR BY THE CANADIAN BROADCASTING CORP USING AT&T CO TELEP. LINE FROM CHI TO TORONTO Granted
Extension of STA 07/27/1938 B4-SA-318 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Extension of STA 12/14/1938 B4-SA-337 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Extension of STA 02/27/1939 B4-SA-337 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Extension of STA 07/12/1939 B4-SA-355 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Extension of STA 01/24/1940 B4-SA-382 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Special Temporary Authority 03/20/1940 B4-S-450 MAKE ???? FOR CKCL AND ???? B/C OF CHICAGO ?????? VS. TORONTO MAPLE LEAFS HOCKEY GAME BY AT&T LINES TO BE ???? FROM CHICAGO TO CKCL FRM 8PM TO CONCL. 3-21-40 Granted
Extension of STA 06/07/1940 B4-SA-355 TO OPERATE A FACSIMILE STATION 1AM-6AM Granted
Extension of STA 03/02/1941 B4-SA-355 TO OPERATE A FACSIMILE STATION 1AM TO LOCAL SUNRISE Granted
Special Temporary Authority 05/29/1941 B4-S-560 TO BROADCAST PROGRAM ORIG. IN US ARMY PLANE 1B-18M 36-274 FLYING OVER SOLDIERS FIELD, CHICAGO, 5-29-41 9-930PM EST ONLY Granted
Special Temporary Authority 08/21/1943 B4-S-560 TO TRANSMIT TO CANADIAN BROADCASTING CORP. NETWORK FOR REBROADCAST THAT PORTION OF CHICAGOAN MUSICAL FESTIVAL WHICH IS PARTICIPATED IN BY A GROUP OF CANADIAN ROYAL AIR FORCE BETWEEN 930-1000PM CST 9-21-43 ONLY Granted
Chg Remote Control Point 08/25/1958 BRC-1328 441 N MICHIGAN AV, CHICAGO IL Granted
Chg Remote Control Point 08/25/1958 BRC-1329 441 N MICHIGAN AV, CHICAGO IL Granted
Chg Remote Control Point 11/21/1960 BRC-1765 PRUDENTIAL PLAZA, RM 4000, 130 E RANDOLPH DR, CHICAGO IL Granted
Chg Remote Control Point 11/21/1960 BRC-1765 PRUDENTIAL PLAZA, RM 4000, 130 E RANDOLPH DR, CHICAGO IL Granted
Emerg Broadcast System 05/25/1972 EBSA- Granted
Additional notes
Date Type Remarks Outcome
03/21/1928 ALLOC STATION WLIB CONSOLIDATED WITH STATION WGN. SEE ALLOCATION. Granted
11/06/1942 Order 107 Granted
07/10/1945 Order 107A Granted
11/30/1970 National Defense Auth Granted
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