[1] It has branches and groups in ACT, New South Wales, New Zealand, Northern Territory, Queensland, South Australia, Tasmania, Victoria, and Western Australia.
[8] ANZSI is affiliated with indexing societies in the UK, the United States, Canada, Southern Africa, and China; and associated with societies in Germany (DNI) and the Netherlands (NIN).
[9][10] ANZSI medals and highly commended certificates are offered annually for an outstanding index to a book or periodical compiled in Australia or New Zealand.
[12][13] Notable recipients include musicologist and indexer Samantha Owens, who was awarded a medal in 2012.
Special contributions include articles on Australian topics such as the indexing of Australian Aboriginal personal names,[17] and AusSI (now ANZSI) guest-edited the April 2001 issue.