Devious Dezigns, Amiga ASCII logo in Shaman by Dvize, 1990s.
KOINS, a Korean teletext service on KBS TV was originally launched in January 1990, but was re-launched 18 August, 1990 according to this news segment. A year later, it was announced that the decoder hardware was delayed, so KBS made the service available through computers, according to this news segment.
Also see the Korean MBC teletext.
Russian teletext on Channel 31, Moscow, 1996, via coub
C64 BBS-graphics by Deekay, made 1994-2013 from what I can tell. Logos for Antidote, Antidote, Datascapes, State of the Art, The Hidden and The Pirate Island.
From СИСТЕМА ТЕЛЕТЕКСТ, a document about the Russian teletext standard GOST R 50861-96 from 1996 (updated in 2017). It almost looks like it was drawn by hand?
The Payam Network, Iran’s teletext service, was launched in 1995. It was in English at first, but after creating new fonts, software and decoders, it was launched in Farsi three years later. It was shut down in 2015, according to this.
C64 BBS logo for Illusion of Reality by Houbba, probably early 1990’s.
ASCII-works by D. Hopwood, who’s been previously featured. It seems like he only had six-month stab at ASCII art in 1991/1992?
Turkish teletext pages shown after hours on Show TV, taken from this video from 1997. Thanks to Hain for figuring out the date.
Ad for the RCTI’s teletext (teleteks) service. Launched in 1994, it was the first teletext service in Indonesia.