WTFX

"94.1 The Fox" WTFX was a Top-40 station in Madison, Wisconsin in the late 1980s/early 90s.

WZPR

A 1987 sticker from 100.3 FM WZPR, a Country music station licensed to Meadville, Pennsylvania.  The call letters were a tribute to the Talon Zipper company whose headquarters were once located in Meadville.
 

Rock Klassiker

A sheet of mini stickers from 106.7 FM Rock Klassiker in Stockholm, Sweden.
 

KSFA

860 AM KSFA is a News/Talk station in Nacogdoches, Texas.  Their call letters refer to (K) Stephen F Austin who is known as "The Father of Texas."
 

KJCS

KJCS "103 The Bull" plays Country music in Nacogdoches, Texas.  The call letters stand for the stations original owner (K) J.C. Stallings.
 

KCKC

1350 AM KCKC was on the air in San Bernardino, California from 1947 until 2001.
 

Rouge FMs

Rouge FM is a network of nine French-language Adult Contemporary stations in Quebec.

CITF - Quebec City, QC

CITE-FM-1 - Sherbrooke, QC

CIMF - Gatineau, QC

CFIX - Saguenay, QC
 

WKBN

WKBN has been broadcasting in Youngstown, Ohio since 1926, originally at 1400 AM and now at 570 AM.  They air a News/Talk format along with Cleveland Indians/Guardians baseball games.  WKBN FM went on the air in 1947 and held those call letters until the early 2000s when they became WMXY.   The Youngstown Pride was a pro team in the World Basketball League which existed from 1988 until 1992.
 

WWON

1240 AM WWON was on the air in Woonsocket, Rhode Island from 1946 until 1992.
 

WRAN

1510 AM WRAN (W RANdolph Township) was on the air from 1964 to 1988 and was licensed to Dover, New Jersey.  They were originally a Top-40 station but transitioned to a hybrid AC/Top-40/Oldies format.  For a period in the 1980s "New Jersey 1510" was owned by legendary disc jockey Cousin Bruce Morrow.
 

WNAZ

89.1 FM was a student-run station broadcasting from Trevecca Nazarene University in Nashville, Tennessee.  They were on the air from 1967 until around 2010 when the school sold it to the Bott Radio Network.
 

WHWY

"Highway 98" WHWY is a Country station in Fort Walton Beach, Florida.
 

WFAT

96.5 WFAT was on the air in Kalamazoo/Battle Creek, Michigan between 1992 and 2008.  Formats during that time included Oldies, All-70s, Classic Hits, Hot AC, CHR and Classic Rock.  The WFAT call letters are currently still in the same market and now located at 102.7 FM.
 

WCBM

680 AM WCBM is a News/Talk station in Baltimore, Maryland.  They signed on the air in 1924 from the Hotel Chateau which is reflected in the call sign meaning (W) Chateau Baltimore Maryland.
 

KVHU

95.3 KVHU is a 14,000-watt Variety station operated by Harding University and licensed to Judsonia, Arkansas.  They began broadcasting in August 2006.
 

KRKO

Everett, Washington's 1380 AM KRKO airs Oldies/Classic Hits along with play-by-play of minor league hockey and baseball teams as well as the NHL's Vancouver Canucks.  They've been on the air since August 1922.  KRKO was a full-time Fox Sports affiliate from 2000 until 2018 when they started the music/sports mix.  Programming is now also heard on translator K237GN at 95.3 FM.  The Everett Giants were a minor league baseball team that existed from 1984 until 1994 and were an affiliate of the San Francisco Giants.
 

KGTL

620 AM KGTL was an Adult Standards/MOR station in Homer, Alaska.  They currently carry a News/Talk format branded as "AM 620 The Answer"
 

KAYO

1150 AM KAYO was on the air in Seattle, Washington from the early 1950s until the early 1980s.  Formats over the years included Top-40, MOR and Country.  This sticker is from their Country period which lasted from 1963 until around 1980.  This website says that they were Seattle's first station with that format and perhaps the first station in the US with a full-time/24 hour Country format.
 

CFQK

A 2005 sticker from CFQK "104.5 Larry FM," an Adult Hits station licensed to Kaministiquia, Ontario near Thunder Bay.  They were also heard on 103.5 FM CKED licensed to Shuniah, ON. 
 

WUCF

89.9 FM WUCF plays Jazz in Orlando, Florida.  The NPR member station was established in 1979 and broadcasts from the campus of the (W) University of Central Florida.