KYW

After the 1920 launch of KDKA in Pittsburgh proved successful, Westinghouse Electric decided to start up other radio stations in major urban areas.  KYW's origins begin in Chicago in 1921 but they moved to Philadelphia, Pennsylvania in 1934.  They broadcast on at least five different frequencies before settling in to their current location at 1060 AM in 1941.  In 1956 the KYW call letters were moved to what is now WTAM in Cleveland, Ohio but they returned to Philly in 1965--the same year they moved to an All-News format which remains today.

KROS

1340 AM KROS is a locally-owned, Full Service/Variety/News/Sports station broadcasting from Clinton, Iowa.  They have been on the air since September 1941 and are now also heard on a translator at 105.9 FM.  This reception report shows that they were using the Keep Right On Smiling slogan from the very beginning of their existence.
 

KNPT

AM 1310 KNPT was on the air in Newport, Oregon from 1948 to 2023.  The News/Talk station, along with multiple co-owned outlets, went into foreclosure with the owner saying that they never recovered financially from the Covid-19 pandemic.

KJMQ

"Q92.5" KJMQ was a Jammin' Oldies station licensed to Atwater, California from 1999 to 2002.
 

KCPS

1150 AM KCPS is a News/Talk station in Burlington, Iowa.  According to Wikipedia, their call letters originally stood for (K) Country-Politan Sound when their format was a combination of Country and Adult Contemporary artists including The Eagles, Bob Seger, Elvis, Kenny Rogers, Dolly Parton and The Little River Band.
 

CKST

1070 AM CKST was on the air in Edmonton, Alberta for a decade beginning in 1978.  They were originally licensed to Saint Albert, AB and carried an Oldies format.  In 1988 they moved to 1200 AM and became CHMG which would then migrate to 104.9 FM and become CFMG. 
 

WUXL

"XL102" WUXL was a Rock station licensed to Stonington, Connecticut circa the early 2000s.
 

WPRY

1400 AM WPRY was on the air in (W) PeRrY, Florida from 1977 to 2024.
 

WMGH

WMGH "Magic 105.5" is a Rock station licensed to Tamaqua, Pennsylvania.  This 1990 sticker dates back to when they probably carried an Adult Contemporary format.
 

WICN

90.5 FM WICN (Worcester Inter-Collegiate Network) is a public radio station and NPR affiliate licensed to Worcester, Massachusetts.  They went on the air in 1969.
 

WEBL

WEBL "95.3 The Rebel" is a Country station in Memphis, Tennessee.  They are licensed to Coldwater, Mississippi and are also heard on a translator at 100.1 FM.
 

WAYC

1600 AM WAYC was on the air in Bedford, Pennsylvania from 1974 to 1993 and again from 2009 to 2020.

KLTA

KLTA "Big 98.7" carries an Adult Top-40 format for Moorhead, Minnesota and Fargo, North Dakota.  For many years KLTA was a Light Rock/AC station located at 105.1 FM.  They moved to 98.7 FM in 2013.
 

KVRQ

98.9 FM KVRQ was a short-lived Rock station in Seattle, Washington circa 2016/2017.

KQFM

KQFM has broadcast on four different frequencies since going on the air in Hermiston, Oregon in 1984.  This sticker dates to some time in the 2000s when they carried an Oldies format.  They are currently an Adult Contemporary outlet known as "93.7 The Q" 
 

KLTC

107.5 FM KLTC was a Rock station in Missoula, Montana circa the mid-2000s.
 

KHIH

95.7 FM KHIH was a Smooth Jazz station in Denver, Colorado from 1993 to 2000.
 

KBEC

1390 AM KBEC (Keep Building Ellis County) has been on the air in Waxahachie, Texas since 1955.  The locally owned station has carried a Country format since 1988.
 

CJLA

104.9 FM CJLA is a French-language radio station broadcasting from Lachute, Quebec.  They are currently an Adult Contemporary outlet branded as "Cime 104.9".  Programming is simulcast on 102.1 FM CHPR licensed to Hawkesbury, Ontario.  It's unclear what their format was when they were known as "Coleur FM."
 

W225BK

W225BK was a Blues station in Jackson, Mississippi from 2021 to 2024.  93.1 FM is the HD2 subchannel of Classic Country station WHJT.