1967 - The station began existence as DZRI-TV in Benguet via Channel 10 the first television station in Northern Luzon under ABS-CBN Corporation until Marcos declared Martial Law in 1972.
1980 - GMA started its broadcast in Benguet via Channel 10, which then used by ABS-CBN prior to its closure after the declaration of Martial law in the Philippines eight years ago, together with the network's own variation of GMA Radio-Television Arts ident aside from sporting a light blue square logo with the network name in white, also had a circle 10 logo in use, in its final years the blue circle 10 logo used was similar to those used by the ABC is some United States cities and later used the rainbow colors of red, yellow, green and blue stripes.
April 30, 1992 - Coinciding with the network's Rainbow Satellite Network launch, GMA Channel 10 Baguio started its nationwide satellite broadcast to bring live broadcasts of Manila-sourced national programming via DZBB-TV, GMA's flagship TV station in Manila, to viewers in North Luzon region, with the utilizes a new logo to correspond with the rebranding and a satellite-beaming rainbow in a multicolored striped based on the traditional scheme of red, orange, yellow, green, blue, indigo and violet, with GMA in a metallic form uses a San Serif Century Gothic Extra Bold and analogous gloominess of Indigo as its fonts in the letters.
2005 - GMA Network launched TV-10 Dagupan as a satellite station in Pangasinan, with the opening of its studios located in Claveria Road, Malued District, Dagupan and the inauguration of a 20,000-watt transmitter facility located in Mt. Sto Tomas, Tuba, Benguet, resulting in improved signal quality throughout North Luzon and at the same year, QTV Channel 38 was also launched in Dagupan which is now currently carries GTV (now inactive).
2008 - GMA Dagupan was upgraded to a "superstation" and it was alternately branded as GMA North Central Luzon, which primarily covers the provinces of Pangasinan, Nueva Ecija, Tarlac, La Union and Benguet including Baguio; and can also be seen on the provinces of Zambales, Pampanga, Aurora, Nueva Vizcaya, Quirino, Ifugao, and Mountain Province. On May 5 of the same year, the station launched its flagship local newscast Balitang Amianan.
April 27, 2009 - GMA Dagupan launched its local morning show Primera Balita.
October 22, 2010 – 2011 - GMA News and Public Affairs Dagupan launched Isyu Ngayon North Central Luzon, a one-hour weekly public affairs show on the most pressing topics and issues around Pangasinan and Benguet.
November 10, 2014 - GMA News and Public Affairs Dagupan relaunched Balitang Amianan as 24 Oras North Central Luzon.
April 24, 2015 - Primera Balita aired its final episode, following the strategic streamlining undertaken on the provincial stations of GMA Network.
August 31, 2015 - GMA News and Public Affairs Dagupan relaunched 24 Oras North Central Luzon as 24 Oras Amianan.
February 1, 2016 - September 2, 2022 - Balitang Amianan returned on the air after more than a year hiatus and usage of the 24 Oras brand.
October 3, 2016 - Balitang Amianan began its simulcast on GMA Ilocos, which is composed of TV-5 Ilocos Norte, TV-48 Ilocos Sur, TV-7 Abra, and TV-5 Mountain Province.
May 2018 - GMA North Central Luzon started digital test broadcasts on UHF 38 covering Dagupan, Baguio and the provinces of Benguet, Pangasinan, Tarlac and La Union, as well as several parts of Zambales, Pampanga, Aurora, Ifugao, Mountain Province and Nueva Ecija.[4]
Red: Home location of GMA Dagupan Light red and red: Market audience of GMA Dagupan Violet: Areas that may receive signals from GMA DagupanRed: Home location of GMA Ilocos Light red and red: Market audience of GMA Ilocos Violet: Areas that may receive signals from GMA Ilocos
Since October 3, 2016, the operations of GMA Ilocos (TV-5 Ilocos Norte, TV-7 Abra, TV-48 Ilocos Sur and TV-5 Mountain Province) was absorbed by the Dagupan station which led to simulcast Balitang Amianan and other regional interstitials, as well as some of the editorial and reportorial staff that are employed by the latter. GMA Ilocos were previously an originating station from 2012 to 2015, with its former flagship newscasts Balitang Ilokano and 24 Oras Ilokano. GMA Dagupan also reaches Pampanga and Nueva Vizcaya where it received signals when TV-10 Pampanga and TV-5 Bayombong (both former stations) are currently inactive. TV-7 Batanes, TV-7 Tuguegarao, TV-13 Aparri, TV-7 Isabela, TV-5 Baler and TV-10 Olongapo were former relay stations of GMA-7 Manila before being reassigned to GMA Dagupan on March 15, 2021.
