Association of Cancer Online Resources offers access to 159 mailing lists that provide support, information, and community to everyone affected by cancer and related disorders.

American Cancer Society is a nationwide, community-based volunteer health organization that focuses on cancer research, education and advocacy. Site includes consumer information, publications and free materials.

Cancer Consultants provides access to the most current information about the prevention, screening, treatment, and overall management of cancer.

Cancer.Net features trusted cancer care information from the experts at the American Society of Clinical Oncology.

Caring4Cancer's comprehensive Web site has educational and interactive tools to help understand cancer, manage the details of treatment, track ongoing health, find nutritional support, and create a personal Web page to stay connected to family and friends.

DEFEAT Cancer is a survivorship empowerment program that focuses on nutrition, physical activity, education and inspiration. 

Lance Armstrong Foundation exists to help all survivors LIVE STRONG through the physical, emotional and practical challenges of survivorship.

Live by Living helps cancer survivors thrive through experiencing the beauty of nature, meeting physical challenges, teamwork, and sharing wisdom. Live By Living offers survivors and their caregivers guided day and overnight hiking, skiing and snowshoeing trips in Colorado’s Rocky Mountains.

National Cancer Institute was established as the federal government's principal agency for cancer research and training. This site has a wealth of information on all topics relating to cancer – cancer types, clinical trials, coping with cancer, prevention, support, and educational materials.

National Comprehensive Cancer Network is an alliance of 21 of the world’s leading cancer centers, working together to develop treatment guidelines for most cancers, and dedicated to research that improves the quality, effectiveness and efficiency of cancer care. This site offers information on clinical trials and patient-friendly treatment guidelines to help people with cancer make informed decisions.

Oncolink, created to be user friendly for the general public by the Abramson Cancer Center of the University of Pennsylvania, this site has information on specific types of cancer, treatments, nutrition, survivorship and numerous other cancer-related topics. The site is also updated daily with news about research advances.

People Living With Cancer was created by the American Society of Clinical Oncology (ASCO). This award-winning patient information site provides timely, oncologist-approved information on cancer diagnosis, treatment, coping and survivorship to help patients and families make informed health-care decisions. 

Survivorship A-Z provides practical information to thrive in the "new normal" that exists after a life-changing diagnosis.

M.D. Anderson Cancer Center Complementary/Integrative Medicine Education Resources was designed to help patients and physicians decide how best to integrate complementary, alternative and integrative medicine therapies into patient care.

Memorial Sloan-Kettering Cancer Center "About Herbs & Supplements"  provides evidenced-based information about herbs, botanicals, supplements and more.

CancerCare offers free professional support services for anyone affected by cancer – patient, loved one or health care professional. Trained oncology social workers provide online support groups, telephone counseling, information about financial assistance and educational programs.

Cancer Hope Network offers a free, confidential, one-to-one "buddy program" where cancer patients and/or family members are matched with a trained volunteer who has undergone and recovered from a similar experience.

Fertile Hope is dedicated to providing reproductive information, support and hope to cancer patients and survivors whose medical treatments present the risk of infertility.

Kids Konnected is dedicated to helping children of parents who have cancer. Services include information, summer camps and an online chat room. Kids can call 24 hours/day, 7 days a week to have questions answered, share concerns or just talk. Medical advice is never given – kids just share similar experiences. Kid’s hotline is 1-800-899-2866.

National Cancer Institute  Government agencies, organizations, and programs that are designed to provide assistance for cancer patients and their families.

National Coalition for Cancer Survivorship is the oldest survivor-led cancer advocacy organization in the country, advocating for quality cancer care for all Americans and empowering cancer patients and survivors through information.

National Family Caregivers Association supports, empowers, educates and speaks up for the men and women who care for chronically ill, aged or disabled loved ones.

Patient Advocacy Foundation serves as an active liaison between patients and their insurer, employer and/or creditors to resolve insurance, job retention and/or debt crisis matters relative to their diagnosis through professional case managers, doctors and health care attorneys.