Many or all of the following have local chapters, and you should use the main contact to see about active groups in your area.
Here is a slightly formatted version of hciorg.db:
[ Source: ftp://archive.cis.ohio-state.edu/pub/hcibib/hciorg.db ]
American Society for Information Science (HCI SIG)
8720 Georgia Ave., #501, Silver Spring, MD 20910-3602 USA
Association for Computing Machinery (SIGCHI: Special Interest Group on CHI)
1515 Broadway, New York, NY 10036 USA
email: acmhelp@acm.org phone: +1-212-869-7440
British Computer Society (British HCI Group)
Membership Secretary, Mr. Richard Wilson, Department of Computer Science,
University of Glasgow, Glasgow G12 8QQ, Scotland, UK
email: membsec@dcs.glasgow.ac.uk phone: +44-41-330-4256
British Computer Society
PO Box 1454, Swindon, SN1 1TG, England, UK
phone: +44-793-480269 fax: +44-793-480270
Ergonomics Society of Australia (CHISIG: Special Interest Group on CHI)
Canberra Business Ctr., Bradford St., Downer ACT 2602, AUSTRALIA
European Association for Cognitive Ergonomics
Secretary Prof. Gerrit van der Veer, Department of Computer Science, Free
University, De Boelelaan 1081A, 1081 HV Amsterdam, THE NETHERLANDS
email: gerrit@vdveer.cs.vu.nl phone: +31-20-548-5591 fax: +31-20-642-6275
Human Factors and Ergonomics Society of America (CSTG: Computer Systems
Technical Group)
Box 1369, Santa Monica, CA 90406 USA
phone: +1-310-394-1811 fax: +1-310-394-2410
IFIP: International Federation of Information Processing (Technical Committee
13 on HCI (IFIP TC.13))
Chairman Prof. Brian Shackel, HUSAT Research Institute, University of
Technology, Loughborough, LE11 3TU, England, UK
email: b.shackel@lut.ac.uk or: shackel.chi@xerox.com phone: +44-509-223-010
fax: +44-509-610-724
IFIP: International Federation of Information Processing
IFIP Secretariat, 16 place Longemalle, CH-1204 Geneva, SWITZERLAND
email: IFIP@uni2A.unige.ch phone: +41-22-310-2649 fax: +44-22-781-2322
Usability Professionals' Association
10875 Plano Road, #115, Dallas, TX 75238
phone: +1-214-349-8841 fax: +1-214-349-7946