WBPA-LD

==W29AH==
===1989–1992===
The station originally signed on channel 20 as W29AH on September 28, 1989 and originally carried the Video Jukebox Network. The station was owned by Venture Technologies Group since its inception.
===1992–1995===
===January–June 1995===
On January 19, 1995, channel 29 began affiliating with The WB television network.
==WTWB-LP==
===June-December 1995===
==WBPA (-LP/LD)==
===December 1995–1997===
Channel 19 in Johnstown was officially re-activated on July 27, 1996 as WTWB-TV (now a independent affiliate as WPKD-TV) and channel 29 became a full-time relay of WBPA.
===1998–2004===
====1998–2002====
In 1998, WBPA began affiliating with UPN after channel 19 signed a deal with the network. On November of that same year, Viacom's Paramount Stations Group purchased WNPA from Venture and separated channel 29 from 19.
====2002–2004====
Wnpa 2002.png
WNPA 10 PM News 2003.PNG|10pm news open with legal ID bug
===2004–2006===
In 2005, the station moved to channel 30.
783F9375-57FC-4ABE-865E-8803368A4A59.jpeg|10pm news open (2004–2006)
===2006–2020===
===2020–present ===
In 2020, the station was converted to digital.
Category:Television stations in the United States
Category:Former independent television stations in the United States
Category:Former The Box affiliates
Category:Former WB network affiliates
Category:Former UPN affiliates
Category:Television channels and stations established in 1989
Category:Pittsburgh
Category:Pennsylvania