European Twins Support Group
- A site on twin loss for twinless twins living in Europe, for support, personal growth and friendship.
- http://home.worldonline.dk/victorio/

Precious TTTS Angels
- A list for mothers of Twin to Twin Transfusion Syndrome babies, who have suffered the loss of one or all of their multiples.
- http://health.groups.yahoo.com/group/precious_ttts_angels/

Center for Loss in Multiple Birth (CLIMB), Inc.
- By and for parents who have experienced the death of one or more, both or all, of their twins or higher multiples during pregnancy, at birth, in infancy or childhood.
- http://www.climb-support.org

eLIMBO
- Electronic Loss In Multiple Birth. A list for parents who have lost one or more of their multiples.
- http://groups.yahoo.com/group/eLIMBO

Loss Of A Twin Or More
- A list for parents who have lost one or more of their multiple children.
- http://groups.yahoo.com/group/lossofatwinormore/

Twinless Twins
- A list for all surviving twins, triplets, quadruplets, and quintuplets to chat, share information and stories about living without their twin.
- http://groups.yahoo.com/group/twinlesstwins/

Murraylands Lutheran Stillborn Infant Support Service
- Support for families who have suffered twin loss. Useful information for medical professionals and counsellors.
- http://www.lm.net.au/~schulz/siss/

A Different Kind of Grief
- A survivor of suicide speaks out about losing his twin brother.
- http://www.kirstio.com/tore.htm