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Radio Frequencies

AM FrequenciesCall LettersHistory
550 AM KSD KFUO KUSA KTRS
5/15/23Frequency assigned to KSD at 1000 watts
12/14/24On air sharing time with KFUO begins
10/25/25KFUO licensed to Concordia Theological Seminary
10/08/27 KFUO frequency changed to 1280 kHz, shared with KFVE
11/26/27 KFUO reassigned to 550 kHz
6/15/34 KSD & KFUO power increased to 5,000 watts
7/01/40 Frequency sharing with KFUO ended, KFUO assigned to 830 kHz
2/28/79 KSD control transfer to Combined Communications Corp.
3/19/84 KSD call letters changed to KUSA
9/93 KUSA control transfer to EZ Communications
10/04/93 KUSA call letters changed to KSD
8/96 KSD control transfer to American Radio Systems
1/27/97 KSD control transfer to CH Holdings
3/10/97 KUSA call letters changed to KTRS
2/15/2012 Control transfer to KTRS-AM License, LLC.
570 AM KFRH

Licensed to Washington University carrier current 1964-1968

590 AM WBBY WRTH WKLL WCEO KEZK KFNS
10/02/61 WBBY on air, licensed to Madison County Broadcasting Company.
4/15/65 Call letters changed to WRTH
3/16/69 Control transferred to Avco Broadcasting
10/77 Control transferred to King Radio Broadcasting
9/1/88 Call letters changed to WKLL, owner Adams Communications
11/01/89 Call letters changed to WCEO
1/29/91 Call letters change to KEZK
7/09/93 Call letters changed to KFNS, control transferred to Compass Radio Group
11/95 Control transferred to Par Broadcasting
4/09/96 Control transferred to EZ Communications
8/96 Control transferred to American Radio Systems
1/98 Control transferred to Missouri Sports Radio
6/01/04 Control transferred to Big League Broadcasting
8/13/2010 Control transferred to Grand Slam Sports
10/31/2014 Went dark.
10/2015 Control transfer to receivership of Market Radio Group
11/5/2015 On the air
600 AM KSTL KBIL
1/04/48KSTL licensed to Radio St. Louis, Inc.
2/06/48 Frequency changed to 690 kHz.
Carrier current station licensed to St. Louis University as KBIL
618 AM WEW KSD
3/23/22WEW licensed to St. Louis University

1923 Frequency changed to 1150 kHz.

5/22 Frequency assigned as KSD, combined with 750 kHz.
5/15/23 Frequency changed to 550 kHz.
630 AM KXOK KJSL KYFI
11/22/40 Frequency assigned at 5,000 watts
7/30/51 Licensee name changed to KXOK, Inc.
11/01/54 Control transfer to KXOK Broadcasting, Inc.
11/08/60 Control transfer to Storz Broadcasting Company
12/14/80 Control transfer to Chester Broadcasting
12/93 Control transfer to Crawford Broadcasting
6/15/94 Call letter change to KJSL
1/1/2012 Control transfer to WMUZ Radio, Inc.
9/20/2013 Call letter change to KYFI
9/25/2013 Control transfer to Bible Broadcasting Network
680 AM WSBF
6/18/27Frequency assigned to St. Louis Public School Patrons’ Alliance
10/08/27 Frequency changed to 1160 kHz.
690 AM KGBS KSTL
2/05/48Licensed to Radio St. Louis Inc. as KGBS at 1,000 watts daytime
2/06/48 Licensed to Radio St. Louis, Inc. as KSTL
6/04/48 First broadcast
1955 Control transfer to Haverstick family
1994 Control transfer to Crawford Communications
1/1/2012 Control transfer to WMUZ Radio, Inc.
750 AM KSD
5/22Frequency assigned combined with 618 kHz
5/15/23 Frequency changed to 550 kHz
760 AM WEW
11/11/28Frequency assigned
3/29/41 Frequency changed to 770 kHz
770 AM WEW
3/29/41Frequency assigned
5/11/55 Control transfer to Barrington Company
12/07/60 Control transfer to WEW, Inc. (3/1/64)
3/11/91 Control transfer to Alliance Broadcasting Company
4/17/96 Control transfer to Metropolitan Radio Group, Inc.
1/06/04 Control transfer to Birach Broadcasting
830 AM WEW KFUO
4/27/28Frequency assigned to WEW
10/23/27 Frequency changed to 950 kHz
7/01/40 Frequency assigned to KFUO
833 AM KSD WEW WEB WIL WCK WSBF WRAO WMAY WOAL
3/14/22Frequency assigned as KSD, licensed to Pulitzer Publishing Company
5/23 KSD frequency changed to 618/750 kHz
3/23/22 Frequency assigned as WEW
4/27/28 WEW frequency changed to 830 kHz
2/09/22 First broadcast as WEB
4/05/22 Licensed to Benson Radio Broadcasting Company
1/25 Call letters changed to WIL
1/09/25 WIL frequency changed to 1100 kHz, 250 watts
4/18/22 First broadcast as WCK, licensed to Stix, Baer & Fuller Department Store
6/21/25 Call letter change to WSBF
6/21/25 Frequency changed to 1100 kHz
11/30/24 License granted to St. Louis Radio Service Company as WRAO
3/22/25 WRAO license given up
11/26/22 First broadcast as WMAY, licensed to Kingshighway Presbyterian Church
8/12/23 Frequency changed to 1070 kHz
11/22 License granted to William Wood as WOAL
3/16/24 Went dark
850 AM WEW KFUO
6/01/27Frequency assigned to WEW
4/27/28 Frequency changed to 830 kHz
7/01/40 Frequency assigned to KFUO
900 AM KRG

Licensed to Riverview Gardens High School

920 AM WGNU
5/61Licensed to Tri-City Broadcasting Company 500 watts
12/1/61 First broadcast
9/27/07 Control transferred to 920 AM LLC
930 AM KFQA
6/01/27Frequency assigned
10/08/27 Frequency changed to 1210 kHz
950 AM WEW WMAY
10/23/27Frequency assigned to WEW
11/11/28 Frequency changed to 760 kHz
9/28 Frequency assigned to WMAY
5/04/29 Frequency changed to 1200 kHz
960 AM WEW

3/25/27

Frequency assignment reported. (No evidence of actual move.)

1000 AM KMOX
KFQA
6/15/27Frequency assigned to KMOX
10/08/28 Begin frequency share with KFQA, limited to Sunday morning church services
11/11/28 Frequency changed to 1090 kHz
1010 AM KXEN
1959On air, licensed to Garrett Broadcasting
1968 Control transfer to Harold Schwartz
1979 Control transfer to Harold Schwartz Assoc., Inc.
1986 Control transfer to BDG Radio Enterprises
1986 Control transfer to Radio Property Ventures
2003 Control transfer to BDJ Radio Enterprises
1060 AM WBEL WIBV
8/46Application approved as WBEL Broadcasting, 250 watts; no evidence station was ever on the air.
7/13/47 First day on air as WIBV, licensed to Belleville Broadcasting
1954? Frequency change to 1260 kHz
1070 AM WMAY WEW KMOX
8/12/23Frequency assigned to WMAY
5/18/24 Frequency assigned to WEW as shared
1925 Frequency changed to 1210 kHz
12/24/25 KMOX signs on, licensed to Voice of St. Louis, Inc.
6/15/27 KMOX frequency changed to 1000 kHz
1080 AM WRYT
1987On-air, licensed to Bob Howell and Nick Maggos
1991 Control transfer to Tom Lauher
3/97 Control transfer to Tony Holman
1997 Control transfer to Covenant Network
1090 AM KMOX KFQA
11/11/28Frequency assigned to KMOX and KFQA
7/14/30 KFQA call letters deleted by FRC
5/32 KMOX control transferred to CBS
1/05/40 KMOX frequency changed to 1120 kHz
1100 AM WSBF WIL
6/21/25WSBF frequency assigned
2/19/27 WSBF goes dark
1/21/25 WIL frequency assigned
9/26/26 WIL frequency changed to 1160 kHz
1120 AM KMOX

1/05/40 Frequency assigned to KMOX

1130 AM KFGJ
Licensed to Missouri National Guard 138th Infantry
3/16/24 Frequency relinquished; no evidence the station ever signed on
1150 AM WEW KFQA
6/17/23Frequency assigned to WEW
5/18/24 Frequency changed to 1070 kHz
5/09/24 First broadcast as KFQA, licensed to The Principia
10/15/24 Station reported abandoned
1160 AM WSBF WIL
9/26/26Frequency assigned to WIL
10/08/27 Frequency assigned to WSBF (frequency share)
9/12/28 Frequency changed to 1350 kHz
11/30/28 Frequency deleted
1190 AM KHAD KRFT
6/19/00Dark frequency acquired by Schafermeyer Broadcasting
7/18/00 Call letters changed to KRFT
9/11/00 Control transfer to Radio Free Texas
9/16/02 Control transfer to KRFT, Inc.
2/04 Control transfer to Missouri Sports Radio
5/04 Control transfer to Big League Broadcasting
1/17/2008 Control transfer to Big Stick 3, LLC
10/2009 Control transfer to Entertainment Media Trust
12/7/2009 Control transfer to KQQZ
1200 AM WIL WMAY KFWF
5/04/29Frequency assigned to WIL (frequency share)
5/04/29 Frequency assigned to WMAY (frequency share)
5/04/29 Frequency assigned to KFWF (frequency share)
6/13/31 WMAY license renewal denied
1932 KFWF on air 11 hours per week
4/14/33 After appeal, KFWF ordered to go dark the following month
3/29/41 WIL frequency changed to 1230 kHz
1210 AM WMAY WEW KFQA
1925Frequency assigned to WMAY
12/01/27 WMAY frequency changed to 1280 kHz
4/21/27 WEW frequency assigned 1,000 watts
10/08/27 KFQA frequency assigned
12/01/27 KFQA frequency changed to 1280 kHz
1230 AM KFIB WIL
5/19/23Licensed as KFIB to Franklin W. Jenkins; no evidence of the station ever signing on
3/29/41 Frequency assigned to WIL
4/01/49 WIL frequency changed to 1430 kHz
1250 AM KXOK
11/07/38Licensed to Star-Times Publishing Company
9/19/38 Signed on
11/22/40 Frequency changed to 630 kHz
1260 AM WIBV WSDZ
6/27/50Granted to Belleville News-Democrat; no evidence of ever signing on
1954? Frequency assigned to WIBV
4/96 Control transfer to Dorsey Broadcasting
5/22/98 Control transfer to Radio Disney
8/98 CP to increase power to 20,000 watts
12/04/98 Call letters changed to WSDZ
1270 AM KFGB

10/12/24 Licensed to Cleveland High School

1280 AM KFVE KWK KFUO KFQA WMAY
4/18/25Licensed to Film Corporation of America as KFVE
? KFVE control transferred to Benson Manufacturing
3/04/27 KFVE goes dark
3/20/27 Control transfer to Greater St. Louis Broadcasting Corp.
12/01/27 Call letters changed to KWK
11/11/28 KWK frequency changed to 1350 kHz
10/08/27 KFUO assigned to share frequency
11/26/27 KFUO frequency changed to 550 kHz
12/01/27 Frequency assigned as KFQA, mainly limited to Sunday church services
1928 KFQA power increase to 1,000 watts
9/02/28 KFQA goes dark; frequency later changed to 1000 kHz
12/01/27 Frequency assigned to WMAY, operating at 100 watts
1320 AM KXLW KADI KKOJ KSIV
1/01/47KXLW signs on, licensed to St. Louis County Broadcasting at 1,000 watts
11/18/52 Control transfer to St. Louis Broadcasting Corporation
2/27/58 Control transfer to Big Signal Broadcasting, Inc.
7/75 Call letters changed to KADI
7/05/78 Call letters changed to KKOJ
9/12/79 Call letters changed back to KADI
4/16/82 Control transfer to Bott Broadcasting
4/16/82 Call letters changed to KSIV
1350 AM WIL KWK
9/12/28Frequency assigned to WIL
11/21/28 WIL frequency changed to 1420 kHz
11/11/28 Frequency assigned to KWK
3/29/41 KWK frequency changed to 1380 kHz
1380 AM KWK KGLD KASP WKBQ KRAM KKWK KZJZ KSLG
3/29/41Frequency assigned as KWK
1942 KWK power increase to 5,000 watts
1958 KWK control transferred to Andrew Spheeris et al
2/26/66 KWK license revoked after fraudulent contest (2/22)
7/01/69 KWK licensed to Victory Broadcasting
5/23/72 KWK licensee name changed to Vic-Way Broadcasting
7/31/73 KWK goes dark
10/31/73 KWK company into receivership
6/29/77 KWK licensed to Doubleday Broadcasting with permission to remain dark until 9/23/78
11/01/78 KWK returned to air
6/01/84 KWK call letters changed to KGLD
9/01/84 KGLD control transfer to Robinson Broadcasting
11/01/86 KGLD control transfer to Chase Broadcasting
1/02/92 Call letters changed to KASP
4/92 KASP control transfer to Evergreen Broadcasting
10/92 KASP leased to Legend Broadcasting
11/29/93 KASP control transferred to Zimco, Inc. (1/1/94)
2/01/94 Call letters changed to WKBQ
2/22/95 Call letters changed to KRAM
3/21/96 Call letters changed back to WKBQ
1/24/97 WKBQ control transfer to Emmis Broadcasting
1/09/98 WKBQ control transfer to New Horizon Seventh Day Christian Church
2/16/98 Call letters changed to KKWK
9/01/98 Call letters changed to KZJZ
12/16/99 Call letters changed to KSLG
6/01/04 KSLG control transfer to Simmons Media
7/09/07 Call letter change to WFFX
11/2009 Control transfer to Entertainment Media Trust
1/19/2010 Call letter change to WQQX
1390 AM WHBM
1/03/27First broadcast, licensed to C.L. Carrell Broadcasting Service at 500 watts as a “portable temporary station”
3/19/27 Last broadcast
1400 AM KFWF
4/01/25Licensed to St. Louis Truth Center, Inc. at 250 watts
5/04/29 Frequency changed to 1200 kHz
1420 AM WIL
11/21/28Frequency assigned at 100 watts
1/23/29 Power increased to 250/100 watts
5/4/29 Frequency changed to 1200 kHz
1430 AM WIL WRTH KZQZ
4/01/49Frequency assigned to WIL at 5,000 watts
7/18/57 Control transfer to Radio Station WIL (Balaban)
4/67 Control transfer to Lin Broadcasting Corp.
5/15/67 Corporate name change to WIL News, Inc. (Lin)
9/13/68 Corporate name change to WIL Music, Inc. (Lin)
1987 Control transfer to Heritage Media
1/18/91 Call letters changed to WRTH
8/97 Control transfer to NewsCorp
1/98 Control transfer to Sinclair Broadcasting
7/99 Control transfer to Emmis Broadcasting
6/00 Control transfer to Bonneville Broadcasting
6/29/05 Call letter change to WIL
03/05/08 Control transfer to Entertainment Media Trust, call letters changed to KZQZ
1460 AM KADY KIRL KHOJ
4/03/58Sign on as KADY, licensed to St. Charles County Broadcasting
7/01/58 Control transfer to William Cady, Jr.
11/01/62 Control transfer to KADY, Inc.
2/14/64 Silent for 10 days due to employees’ strike
1/21/65 Went dark due to financial problems
7/01/68 Licensed to Contemporary Media, Inc. as KIRL
11/01/79 Control transfer to Bronco Broadcasting, Inc.
1/31/05 Control transfer to Covenant Network
5/20/05 Call letters changed to KHOJ
1490 AM WTMV WAMV WBBR WESL WFFX
3/28/41Frequency assigned to WTMV
3/25/42 Control transfer to Carleton French
5/15/45 Control transfer to Mississippi Valley Broadcasting
5/25/47 Control transfer to On the Air, Inc.
6/05/57 Control transfer to Radio Missouri Corp.
1958 Call letters changed to WAMV
1960 Control transfer to Hess-Hawkins
7/07/61 Call letters changed to WBBR
10/04/61 Control transfer to Stan-Lin Corp.
9/26/63 Hess-Hawkins sued for foreclosure and reapplied for license
4/23/64 Station went dark
7/64 Call letters changed to WAMV
7/10/72 Licensed to E. St. Louis Broadcasting Co. at 1,000/250 watts
11/85 Control transfer to Rev. L.E. Willis
11/91 Control transfer to Willis Family Broadcasting
2/05/94 Control transfer to Robert Riggins
11/04 Control transfer to Simmons Media
7/09/07 Call letter change to WFFX
11/2009 Control transfer to Entertainment Media Trust
1/19/2010 Call letter change to WQQX
1500 AM WTMV
2/06/35Licensed to Lester Cox
1936 Power increased to 500 watts
10/26/39 Control transfer to William West and Carleton French
3/28/41 Frequency changed to 1490 kHz
1570 AM WOKZ WBGZ
1948 Licensed to R.C. Goshorn and R.L. Rose as WOKZ
2/4/48 Signed on
1950 Control transfer to North Shore Broadcasting
1953 Control transfer to Palen Broadcasting
1/01/65 Control transfer to Morell Broadcasting
11/01/84 Control transfer to Metroplex Communications, Inc.
11/05/84

Call letter change to WBGZ

1600 AM KATZ KMJM
1/02/55 Licensed to St. Louis Broadcasting Co. at 1,000 watts as KATZ
3/30/57 Control transfer to Rollins Broadcasting
1/19/60 Sale to Laclede Radio approved, rescinded 2 days later
2/01/60 Control transfer to Laclede Radio
1982 Control transfer to Unity
1986 Control transfer to InterUrban Broadcasting
11/27/91 InterUrban declares bankruptcy
10/92 Control transfer to Noble Broadcasting
2/96 Control transfer to Jacor
10/31/97 Call letters changed to KMJM
3/06/98 Call letters changed back to KATZ
12/31/01 Control transfer to Clear Channel (Citicasters)
FM Coming soon!