Special Interest Group on Computer-Human Interaction
- ACM SIGCHI, International, interdisciplinary forum for the exchange of ideas in HCI.
- http://www.sigchi.org

MOCHI
- Local chapter of the ACM Special Interest Group, Michigan and Ohio, United States.
- http://www.si.umich.edu/mochi/

CHI Italy
- Local chapter of the ACM Special Interest Group, Pisa, Italy.
- http://hcilab.uniud.it/sigchi/

Scottish UPA
- Scottish chapter of the Usability Professionals' Association. Supports human centered design specialists and people based in Scotland. Provides information on forthcoming events and conferences.
- http://www.scottishupa.org.uk/

LowellCHI
- Local chapter of the ACM Special Interest Group, University of Massachusetts Lowell, Massachusetts, United States.
- http://www.cs.uml.edu/LowellCHI/

CHI Puget Sound
- Local chapter of the ACM Special Interest Group, Bellevue, Washington, United States.
- http://www.acm.org/chapters/pssigchi/

PhiCHI
- Local chapter of the ACM Special Interest Group, Philadelphia, Pennsylvania, United States.
- http://www.cis.drexel.edu/PhiCHI/

CapCHI
- Local chapter of the ACM Special Interest Group, Ottawa, Canada.
- http://www.capchi.org/

Twin CHI
- Local chapter of the ACM Special Interest Group, Minneapolis, Minnesota, United States.
- http://www.cs.umn.edu/TwinCHI/

SandCHI
- Local chapter of the ACM Special Interest Group, San Diego, California , United States.
- http://groups.yahoo.com/group/sandchi/

Software Ergonomics
- Special interest group of the Swiss Informaticians Society and the Swiss chapter of SIGCHI. Switzerland.
- http://www.swisschi.ch/

RoCHI
- Local chapter of the ACM Special Interest Group, Bucuresti, Romania.
- http://www.ici.ro/chi-romania/

CHI NZ
- Local chapter of the ACM Special Interest Group, New Zealand.
- http://www.acm.org/chapters/sigchi_nz/

CHI SA
- Local chapter of the ACM Special Interest Group, South Africa.
- http://www.chi-sa.org.za/

CHI Atlanta
- Local chapter of the ACM Special Interest Group, Georgia, United States.
- http://www.chia.org/

British Human-Computer Interaction Group
- News and events, mailing list, list of courses and consultants, publications and links.
- http://www.bcs-hci.org.uk

BayCHI
- Local chapter of the ACM Special Interest Group, San Francisco, United States.
- http://www.baychi.org/

TorCHI
- Local chapter of the ACM Special Interest Group, Toronto, Ontario, Canada.
- http://www.torchi.org/