Sarcoma Foundation of America - The SFA raises money for sarcoma research and aims to raise awareness of sarcoma. The site has information for patients as well.
Sarcoma Alliance – This website, started by a sarcoma survivor, is based on the mantra "guidance, education, and support". They also maintain a list of specialty centers.
Bone Tumor.org – A site maintained by, Dr. Henry DeGroot, an orthopedic oncologist from the University of Massachusetts Medical School.