American Cancer Society 1-800-227-2345,

Focuses on cancer research, education and advocacy; and provides patient and family support services, which vary by locality.


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Offers professional support services to anyone affected by cancer including counseling, education, financial assistance, and practical help and are provided by trained oncology social workers free of charge.

Cancer Support Community (CSC) 1-888-793-9355,

CSC helps optimize patient care by providing essential, but often overlooked, services including support groups, counseling, education and healthy lifestyle programs.

C3: Colorectal Cancer Coalition 1-202-244-2906,

Promotes research for better screening, diagnosis, and treatment and encourages policy changes through grassroots campaigns.

Colon Cancer Alliance 1-877-422-2030,

Provides patient support (including patient matching program and helpline), education, research, and advocacy.

Colorectal Cancer Network (CCNetwork) 1-301-879-1500,

Offers support for the family and friends of colorectal cancer patients through educational materials and information, as well as counseling.

National Cancer Institute (NCI) 1-800-422-6237,

The NCI website provides comprehensive information on cancer prevention, diagnosis, treatment, statistics, research, clinical trials, and news.

National Coalition for Cancer Survivorship 1-877-622-7937,

Advocates for quality cancer care for all Americans and the empowerment of cancer survivors through federal policy initiatives.