To learn more

Other national organizations and websites*

Along with the American Cancer Society, other sources of information and support include:

American Society for Radiation Oncology (ASTRO)
Toll-free number: 1-800-962-7876
Website for patients:

    Patient website has a locator of member radiation oncologists; has free brochures, including specific brochures on radiation for bladder, breast, colorectal, gynecologic, head and neck, Hodgkin’s, lung, non-Hodgkin’s, skin, and prostate cancers

National Cancer Institute
Toll-free number: 1-800-422-6237 (1-800-4-CANCER)
TTY: 1-800-332-8615
Website in Spanish:

    Offers accurate, up-to-date information about cancer and cancer treatments to patients, their families, and the general public.

American College of Radiology (ACR)

    Has information on radiation and radiation safety, including short videos and apps; also offers an online tool to find ACR-accredited facilities

*Inclusion on this list does not imply endorsement by the American Cancer Society.

No matter who you are, we can help. Contact us anytime, day or night, for cancer-related information and support. Call us at 1-800-227-2345 or explore our content on

The American Cancer Society medical and editorial content team
Our team is made up of doctors and master’s-prepared nurses with deep knowledge of cancer care as well as journalists, editors, and translators with extensive experience in medical writing.

Last Medical Review: October 27, 2014 Last Revised: October 27, 2014

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