APL Wiki
User Groups
See also Forums, MailingLists, WebResources
England (London) BAA London
Italy <mario DOT sacco AT tin WE HATE SPAM DOT it>
Russia <askom AT WE HATE SPAM obninsk DOT com>
Sweden http://www.swedapl.se/
United States Association for Computing Machinery SIGAPL
Dyalog APL User Group New York <paul WE HATE SPAM AT carlislegroup DOT com>
J User Group New York <devon AT WE HATE SPAM acm DOT org>