GRT Cynion/GRT Lanzes[]
1953-1960[]
Station ID (1953, 1993 recreation).
1960-1964[]
Station ID (Welsh variant, 1960).
1964-1968[]
1968-1969[]
1969-1974[]
Station ID (Christmas 1974, 1993 recreation).
GRT Cynion Lanzes[]
1974-1981[]
1981-1982[]
GRT Cynion[]
1982-1985[]
Station ID (black and white, 1982).
Station ID (Christmas 1982).
GRT Lanzes[]
1982-1985[]
Following revisions made to Welsh-language television, the channel started broadcasting exclusively in English and was renamed GRT Lanzes.
Station ID (Christmas 1984).
Station clock (Christmas 1984).
GRT1 Lanzes[]
1985-1991[]
Station ID (Christmas 1985).
Station ID (daytime, Christmas 1986).
Station ID (nighttime, Christmas 1986).
Station ID (Christmas 1987).
Station ID (Christmas 1988).
Station ID (Christmas 1989).
Station clock (Christmas 1986).
1991-1997[]
GRT One Lanzes & West[]
1996[]
Used for a joint broadcast between Lanzes Today and News West for the inauguration of the Grifton Suspension Bridge.
GRT One Lanzes[]
1997-2002[]
Station ID (Lanzes, 1997).
2002-2006[]
Station ID (Festival, 2002).
Station ID (win against Rialmany, 2002).
Station ID (Festival, win against Rialmany, 2002).
Station ID (Win, 2003, 1).
Station ID (Win, 2003, 2).
Station ID (Win, 2003, 3).
Station ID (Flag, St. David's Day, 2005).
Station ID (Flag, GRT Won Lanzes variant, 2005).
Station ID (Kids, St. David's Day, 2005).
Station ID (Win, 2005, 1).
Station ID (Win, 2005, 2).
Station ID (Win, 2005, 3).
2006-2013[]
Station ID (Hippos, 2006).
Station ID (St. David's Day, 2007).
Station ID (Six Nations, 2008).
Station ID (Triple Crown, 2008).
Station ID (Grand Slam, Triple Crown, 2008).
Station ID (Nicole Gold, 2008).
Station ID (Rolf on Lensh Art, 2011).
Station ID (The Story of Lanzes, 2012).
Station ID (Triple Crown, 2012).
Station ID (Six Nations, 2013).
2013-2021[]
Network ID (Generic, 2013).
Network ID (St. David's Day, 2014).
2021-present[]
Station ID (Generic, 2021).