WSM-TV signed on the air on September 13, 1950 as the sister station to radio outlet WSM.
1953–1954[]
LOGO MISSING
1954–1956[]
LOGO MISSING
1956–1960[]
LOGO MISSING
1960–1968[]
1968–1976[]
1976–1980[]
1976–1980
1980–1981[]
WSMV-TV[]
WSM radio and TV would be sold to separate owners on November 3, 1981; WSM-TV's new owner, the Gillett Broadcasting Company changed the station's call sign to WSMV on that day. The "-TV" suffix was added to the call letters in July 1982 (though it was not used on air until 1995).
1981-present[]
1981–1986[]
The multi-colored "4" from the last year as WSM-TV was retained, albeit with some slight changes to the colors.
1986–1994 (primary), 1981-1986 (secondary)[]
The underlying shape of the previous logo was kept, but was now rendered in gold and having three lines instead of five previously; initially, it was used concurrently with the multi-colored '4' above.
1994-present[]
1994–2002[]
2002–2005[]
Onscreen bug (2002–2005)
2005–2008[]
2008–2015[]
From 2008-2020, the "4"'s gold color rendering is stylized like the 2003-2011 KNBC logo.
"Working for You" variant (2008–2011)
Variant of logo, loosely based on WNBC New York's 2008 logo (2011–2015)