American Society for Indexing
Association of Freelance Editors, Proofreaders & Indexers of Ireland
Association of South African Indexers and Bibliographers
Australian and New Zealand Society of Indexers

China Society of Indexing

China Society of Indexing
Deutsches Netzwerk der Indexer
Digital Publications Indexing
International Committee of Representatives of Indexing Societies
Indexing Society of Canada
Society of Indexers
The Indexer – The International Journal of Indexing
SIGs (Special Interest Groups) of ASI