WMTK

WMTK "106.3 The Notch" is a Classic Hits station licensed to Littleton, New Hampshire.  Their name comes from the many mountain passes ("notches") in the area.

WJR

Detroit, Michigan's WJR began in 1922 as WCX and operated at 580 AM.  In 1925 they were purchased by the Jewett Radio & Phonograph Company (the JR in the call letters).  They began broadcasting at 760 AM in 1941.  WJR's 50,000-watt, clear-channel signal can be heard, even during the day, here in Dayton, Ohio--a distance of over 200 miles.  In 2005, the station ceased to be the flagship station for the University of Michigan and began flagship duties for Michigan State.  More WJR stickers can be seen here.  And here.

CKLZ

CKLZ in Kelowna, British Columbia became "Power 104" in 1999.  They began as a Classic Rock station but flipped to Active Rock in 2007.

WRAF / WEPC

90.9 WRAF and 88.5 WEPC are simulcasting Contemporary Christian stations in northeastern Georgia/northwestern South Carolina.  They are owned and operated by Toccoa Falls College in Toccoa Falls, GA.

WAJI

A 1988 decal from Adult Contemporary "Majic 95.1" WAJI in Fort Wayne, Indiana.

KTDR

KTDR is a Hot AC station in Del Rio, Texas.  "Mix 96" has since been re-branded as "The Best".

KORR

Hot Adult Contemporary station 104.1 KORR is licensed to American Falls, Idaho.

KGGI

KGGI has been a CHR/Rhythmic Top-40 station in Riverside, California since around 1980.  The call letters are derived from their frequency--two lowercase Gs and the letter I sorta looks like 99.1

KARR

1460 AM in Kirkland, Washington went on the air as KYAC in 1965.  They became KARR in 1984 and shifted formats from MOR to Adult Standards before becoming part of the Family Radio network.

EDIT:  I just figured out that the bottom sticker is actually from a completely unrelated KARR in Great Falls, Montana that existed from 1960 to 1984.

Northwest Public Radio

Northwest Public Radio operates 19 radio stations and 13 translators across Washington, Oregon and Idaho.  Programming consists of public radio News, Classical, Jazz and Folk music and Talk shows.  NWPR's flagship station is 1250 AM KWSU owned by Washington State University in Pullman, WA.

WTRG

WTRG was an Oldies station licensed to Rocky Mount, North Carolina.  For a few years in the 1990s, "Oldies 100.7" was owned by Tom Joyner.  No, not that Tom Joyner.  This Tom Joyner.

KYGO

98.5 KYGO has been a Country station in Denver, Colorado since 1979.

WLGA

A 1986 decal from FM 96 WLGA in Valdosta, Georgia. 

CKIQ

1150 AM CKIQ signed on the air in November, 1971 in Kelowna, British Columbia.  After 26 years as a News/Talk outlet, CKIQ became Country-formatted CKBL in 1997.  Currently 1150 AM is once again News/Talk as CKFR.

WUBL

WUBL "94.9 The Bull" is a Country station in Atlanta, Georgia.

City Radio

City Radio 95.9 FM began broadcasting in 2005 from Medan, Indonesia.

Family Radio

Family Radio initially grew out of the Radio Contact network of stations in 1998 and temporarily became known as "Contact 2".  They are now heard on 33 frequencies throughout the Dutch-speaking region of Flanders.  Family Radio is based in Eeklo, Belgium.

WXYQ

"10Q Country" WXYQ broadcast from Stevens Point, Wisconsin from 1977 to 1988.

WOXX WXXO

"Kiss FM" broadcast a Hot AC/CHR mix in northwest Pennsylvania from 2000 to 2007.  99.3 FM WOXX was licensed to Franklin, PA and 104.5 FM WXXO licensed to Cambridge Springs, PA. 

WLTA

Atlanta, Georgia's FM 100 WLTA was an Easy Listening/Soft Rock station from its inception in 1955 until 1984.