Originally signed on the air as WWOM-TV, an independent station on UHF channel 26 owned by David Wagenvoord.
1967–1971
WGNO (-TV)
1971–1980
The station was sold to Communications Corp. of the South in 1971; after the purchase was finalized, the station changed its call letters to WGNO-TV on March 9, 1972.
1976
1980–1989
WGNO was purchased by Glendive Media in 1978, who would in turn sell the station to Tribune Broadcasting in 1983. WGNO reportedly turned down an offer by Fox to become a charter affiliate of the network, prior to its October 9, 1986 launch; Fox programming instead went to WNOL, which its then-owners TVX Broadcast Group used as leverage to get Fox to sign a deal to affiliate with the majority of the company's independent stations.
1989–1993
1993–1995
Station ID (1995)
1996–2002
Station ID
On January 1, 1996, WGNO became an ABC affiliate when that network's existing affiliate, WVUE, switched to Fox.
2002–2007
2007–2011
2011–2020
Glossy Version
This logo was still used for several months as a temporary on-screen bug when national programs began airing.
2020–present
Monochrome version
In October 2020, WGNO refreshed its logo for the first time in a decade after Nexstar Media Group's acquisition of Tribune Broadcasting, also coinciding with the debut of its new graphics package and the "Guardian" music package from Stephen Arnold Music, who previously composed a unique jazz-themed package for WGNO's newscasts.
1Nexstar operates these stations owned by Mission Broadcasting. 2Nexstar operates this station owned by Cunningham Broadcasting. 3Nexstar operates this station owned by White Knight Broadcasting through an SSA. 4Nexstar operates this station owned by Vaughan Media. 5Predecessor company of LIN Media. 6Currently a repeater for WWLP. 7Joint venture with Discovery, Inc., in which Nexstar owns 31% while Discovery owns the remaining 69%.
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