the 11 ISO 8858-n standards (6 Latin standards, plus Latin-Greek,
Latin-Cyrillic, Latin-Hebrew, and Latin-Arabic).
5 Microsoft extensions to 5 Latin sets for Windows
CSA_Z243.4-1985-gr (A Canadian Latin-Greek)
IEC P27-1 (which I didn't recognize what it was)
JIS C6226-1978 (old JIS Kanji Standard)
JIS C6226-1983 (Alias: JIS_X0208-1983 - newer JIS Kanji Standard)
Shift JIS (A Microsoft US-ASCII, plus Katakana, plus Kanji multi-byte set)
GB 2312-80 (PCL Symbol Set Id: 18C) (PRC Chinese Kanji)
I'm not sure about the Koren national standard (KS_C_5601-1987),
whether it can be or is used with US-ASCII in 32 to 126.
Most of them are ones designed for particular host platforms that
applications run under.