When WCMB-TV ceased operations in 1957, WTPA-TV relocated to its spot on channel 27, as a result.
1963–1967
1967–1970
1970–1977
1978–1980
WHTM-TV
1980–1986
The Times Mirror Company acquired the Newhouse television stations (including WTPA) on March 28, 1980 and changed its call sign to the current WHTM-TV; the 1978 logo was retained even with the change.
1986–1999
1986–1996
Station ID from 1986
News open from 1987
News open from 1993
Station ID from 1987 to 1990, using ABC's "Something's Happening" campaign
Station ID from 1990 to 1992, using ABC's "America's Watching" campaign
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 Warner Bros. Discovery in which Nexstar owns 31% while Warner Bros. Discovery owns the remaining 69%.