American Telemedicine Association (ATA), USA
http://www.atmeda.org/index.htm

Canadian Organization for Advancement of Computers in Health (COACH), Canada
http://www.coachorg.com

European Health Telematics Observatory (EHTO), Internet
http://www.ehto.org/

Health Informatics Committee BCS Specialist Group
http://www.uku.fi/english/organizations/helina-l/

Health Informatics Society of Australia Inc. (HISA), Australia
http://www.hisa.org.au/

Health on the Net Foundation Code (HON), Global
http://www.hon.ch/home.html

Japan Association of Medical Informatics (JAMI), Japan
http://www.umin.ac.jp/eng/

The Belgian Society for Medical Informatics (MIM), Belgium
http://www.bmia.be/

The Danish Centre for Health Telematics, Denmark
http://www.health-telematics.dk/

The Norwegian Centre for Telmedicine (NST), Norway
http://www.telemed.no/

The Telemedicine and Advanced Technology Research Center (TATRC), USA
http://www.tatrc.org/

The Association of Telehealth Service providers
http://www.atsp.org/

The UK eHealth Association
http://www.ukeha.org.uk

e-Health Nurses Network
http://www.ehealthnurses.org.uk/latest.html

Royal College of Nursing
http://www.rcn.org.uk

Confederation of e-Health Websites (CeW)
http://www.ehealthwebsites.org

The Department of Health
www.doh.gov.uk

Integrating Community Equipment Services
http://www.icesdoh.org

The Hospital for Sick Children, Toronto, Canada
http://www.sickkids.on.ca/telehealth/default.asp